131162 matches found
Important: Red Hat Security Advisory: gegl security update
An update for gegl is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
gimp: GIMP: Arbitrary code execution via heap-based buffer overflow in HDR file parsing
A flaw was found in GIMP. This vulnerability, a heap-based buffer overflow, occurs during the parsing of HDR High Dynamic Range files due to insufficient validation of user-supplied data length. A remote attacker could exploit this by convincing a user to open a specially crafted malicious file,...
Important: Red Hat Security Advisory: gegl security update
An update for gegl is now available for Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability...
gimp: GIMP: Arbitrary code execution via heap-based buffer overflow in HDR file parsing
A flaw was found in GIMP. This vulnerability, a heap-based buffer overflow, occurs during the parsing of HDR High Dynamic Range files due to insufficient validation of user-supplied data length. A remote attacker could exploit this by convincing a user to open a specially crafted malicious file,...
389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasl_io_start_packet()
A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...
389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search
A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...
Critical: Red Hat Security Advisory: redhat-ds:11 security, bug fix, and enhancement update
An update for the redhat-ds:11 module is now available for Red Hat Directory Server 11.9 for RHEL 8. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...
389-ds-base: 389-ds: anonymous LDAP client can defeat SELFDN ACI bind-rule checks via empty bind DN
A flaw was found in 389 Directory Server. The SELFDN ACI bind-rule evaluator incorrectly matches an anonymous LDAP client's empty bind DN against an empty stored attribute value, allowing an unauthenticated client to satisfy access control checks intended to require a matching authenticated...
389-ds-base: 389-ds-base: Command injection via unescaped LDAP DN in Cockpit 389 Console LDAP editor
A flaw was found in 389-ds-base. The Cockpit 389 Console's LDAP editor constructs an ldapsearch command by embedding an LDAP entry's distinguished name DN into a shell command string without proper escaping. An LDAP user with delegated privileges to create or rename directory entries could craft ...
389-ds-base: 389-ds-base: SASL PLAIN authentication allows privilege escalation to Directory Manager via stale identity in Cyrus SASL auxiliary property
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, a stale identity carried in a Cyrus SASL auxiliary property from a prior failed bind attempt can be installed on a connection following a subsequent, unrelated successful bind, regardless of which SASL mechanism completes...
389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasl_io_start_packet()
A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...
389-ds-base: 389-ds-base: SASL PLAIN authentication allows privilege escalation to Directory Manager via stale identity in Cyrus SASL auxiliary property
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, a stale identity carried in a Cyrus SASL auxiliary property from a prior failed bind attempt can be installed on a connection following a subsequent, unrelated successful bind, regardless of which SASL mechanism completes...
389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search
A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...
389-ds-base: 389-ds-base: Command injection via unescaped LDAP DN in Cockpit 389 Console LDAP editor
A flaw was found in 389-ds-base. The Cockpit 389 Console's LDAP editor constructs an ldapsearch command by embedding an LDAP entry's distinguished name DN into a shell command string without proper escaping. An LDAP user with delegated privileges to create or rename directory entries could craft ...
389-ds-base: 389-ds: anonymous LDAP client can defeat SELFDN ACI bind-rule checks via empty bind DN
A flaw was found in 389 Directory Server. The SELFDN ACI bind-rule evaluator incorrectly matches an anonymous LDAP client's empty bind DN against an empty stored attribute value, allowing an unauthenticated client to satisfy access control checks intended to require a matching authenticated...
Critical: Red Hat Security Advisory: redhat-ds:12 security, bug fix, and enhancement update
An update for the redhat-ds:12 module is now available for Red Hat Directory Server 12.4 E4S for RHEL 9. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...
Important: Red Hat Security Advisory: redhat-ds:12 security update
An update for the redhat-ds:12 module is now available for Red Hat Directory Server 12.6 EUS for RHEL 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...
389-ds-base: 389-ds-base: Command injection via unescaped LDAP DN in Cockpit 389 Console LDAP editor
A flaw was found in 389-ds-base. The Cockpit 389 Console's LDAP editor constructs an ldapsearch command by embedding an LDAP entry's distinguished name DN into a shell command string without proper escaping. An LDAP user with delegated privileges to create or rename directory entries could craft ...
389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasl_io_start_packet()
A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...
Critical: Red Hat Security Advisory: redhat-ds:12 security, bug fix, and enhancement update
An update for the redhat-ds:12 module is now available for Red Hat Directory Server 12.2 E4S for RHEL 9. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...
389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search
A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...
389-ds-base: 389-ds-base: SASL PLAIN authentication allows privilege escalation to Directory Manager via stale identity in Cyrus SASL auxiliary property
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, a stale identity carried in a Cyrus SASL auxiliary property from a prior failed bind attempt can be installed on a connection following a subsequent, unrelated successful bind, regardless of which SASL mechanism completes...
389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasl_io_start_packet()
A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...
389-ds-base: 389-ds-base: SASL PLAIN authentication allows privilege escalation to Directory Manager via stale identity in Cyrus SASL auxiliary property
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, a stale identity carried in a Cyrus SASL auxiliary property from a prior failed bind attempt can be installed on a connection following a subsequent, unrelated successful bind, regardless of which SASL mechanism completes...
389-ds-base: 389-ds-base: Command injection via unescaped LDAP DN in Cockpit 389 Console LDAP editor
A flaw was found in 389-ds-base. The Cockpit 389 Console's LDAP editor constructs an ldapsearch command by embedding an LDAP entry's distinguished name DN into a shell command string without proper escaping. An LDAP user with delegated privileges to create or rename directory entries could craft ...
389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search
A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...
389-ds-base: 389-ds-base: Command injection via unescaped LDAP DN in Cockpit 389 Console LDAP editor
A flaw was found in 389-ds-base. The Cockpit 389 Console's LDAP editor constructs an ldapsearch command by embedding an LDAP entry's distinguished name DN into a shell command string without proper escaping. An LDAP user with delegated privileges to create or rename directory entries could craft ...
389-ds-base: 389-ds: anonymous LDAP client can defeat SELFDN ACI bind-rule checks via empty bind DN
A flaw was found in 389 Directory Server. The SELFDN ACI bind-rule evaluator incorrectly matches an anonymous LDAP client's empty bind DN against an empty stored attribute value, allowing an unauthenticated client to satisfy access control checks intended to require a matching authenticated...
Critical: Red Hat Security Advisory: redhat-ds:11 security, bug fix, and enhancement update
An update for the redhat-ds:11 module is now available for Red Hat Directory Server 11.7 E4S for RHEL 8. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...
389-ds-base: 389-ds: anonymous LDAP client can defeat SELFDN ACI bind-rule checks via empty bind DN
A flaw was found in 389 Directory Server. The SELFDN ACI bind-rule evaluator incorrectly matches an anonymous LDAP client's empty bind DN against an empty stored attribute value, allowing an unauthenticated client to satisfy access control checks intended to require a matching authenticated...
kernel: netfilter: conntrack: remove sprintf usage
A flaw was found in the Linux kernel's netfilter conntrack module. This vulnerability arises from the use of sprintf and insufficient buffer sizing in the manglecontentlen function, which can lead to a stack-out-of-bounds write. An attacker could potentially exploit this memory corruption issue t...
kernel: nvmet-rdma: handle inline data with a nonzero offset
A flaw was found in the nvmet-rdma component of the Linux kernel. This vulnerability arises from incorrect handling of inline data with a non-zero offset, which can lead to an integer underflow. An attacker could exploit this to cause the system to read beyond its allocated memory, potentially...
kernel: crypto: pcrypt - Fix handling of MAY_BACKLOG requests
A flaw was found in the Linux kernel's pcrypt component. This vulnerability involves how the system handles certain requests, specifically MAYBACKLOG requests, which can indicate a temporary busy state. If not properly managed, the system's processing of these requests could lead to resource...
kernel: net: bridge: stop fast-leave after deleting a port group
A flaw was found in the Linux kernel's network bridge module. When handling multicast fast-leave, a vulnerability exists where the system may attempt to access a port group after it has been deleted. This can occur if multicast-to-unicast was previously enabled and then disabled, leading to a sta...
kernel: rhashtable: clear stale iter->p on table restart
A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free, occurs in the rhashtable component when the system improperly handles hash table restarts. An attacker could potentially exploit this by causing the system to access memory that has already been released, which m...
Important: Red Hat Security Advisory: kernel-rt security update
An update for kernel-rt is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...
kernel: netfilter: synproxy: refresh tcphdr after skb_ensure_writable
A flaw was found in the Linux kernel's netfilter synproxy module. When handling TCP timestamp options, a stale pointer can be used after memory reallocation. This can result in memory corruption, where data is written to a freed memory area, or lead to packets being sent with an incorrect checksu...
kernel: smb: client: validate DFS referral PathConsumed
A flaw was found in the Linux kernel's Server Message Block SMB client. A remote attacker could send a specially crafted SMB response containing a malformed Distributed File System DFS referral. This could cause the PathConsumed value to exceed the search name length, leading to an out-of-bounds...
Critical: Red Hat Security Advisory: 389-ds-base security, bug fix, and enhancement update
An update for 389-ds-base is now available for Red Hat Enterprise Linux 7 Extended Lifecycle Support. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available...
389-ds-base: 389-ds-base: pre-authentication NULL pointer dereference via paged results and USE_ONE_BACKEND control in op_shared_search
A flaw was found in 389 Directory Server. A missing NULL pointer check in the paged results handling of opsharedsearch allows an unauthenticated remote attacker to crash the LDAP server by sending a crafted sequence of search requests using the USEONEBACKEND control, resulting in denial of servic...
389-ds-base: 389-ds-base: heap buffer overflow via SASL wrapped-record length lower-bound underflow in sasl_io_start_packet()
A heap buffer overflow flaw was found in the SASL I/O layer of 389 Directory Server 389-ds-base. In sasliostartpacket, the wrapped-record length read from the wire is validated only against an upper bound. A small wire length 0, 1, or 2 produces an encryptedbuffercount below the already-consumed...
389-ds-base: 389-ds-base: SASL PLAIN authentication allows privilege escalation to Directory Manager via stale identity in Cyrus SASL auxiliary property
A flaw was found in 389 Directory Server. During SASL PLAIN authentication, a stale identity carried in a Cyrus SASL auxiliary property from a prior failed bind attempt can be installed on a connection following a subsequent, unrelated successful bind, regardless of which SASL mechanism completes...
389-ds-base: 389-ds: anonymous LDAP client can defeat SELFDN ACI bind-rule checks via empty bind DN
A flaw was found in 389 Directory Server. The SELFDN ACI bind-rule evaluator incorrectly matches an anonymous LDAP client's empty bind DN against an empty stored attribute value, allowing an unauthenticated client to satisfy access control checks intended to require a matching authenticated...
kernel: crypto: ccp - copy IV using skcipher ivsize
A flaw was found in the Linux kernel's cryptographic coprocessor CCP driver. When processing AFALG rfc3686-ctr-aes-ccp requests, the ccpaescomplete function attempts to restore more data than the allocated buffer for the Initialization Vector IV can hold. This leads to a buffer overrun, which can...
Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update
An update for kernel is now available for Red Hat Enterprise Linux 10.0 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...
kernel: Bluetooth: hci_event: fix potential UAF in SSP passkey handlers
A flaw was found in the Linux kernel's Bluetooth subsystem. This vulnerability, a Use-After-Free UAF, exists within the Secure Simple Pairing SSP passkey handlers. It occurs when hciconn lookup and field access are performed without proper locking, allowing a connection to be freed concurrently...
kernel: tls: Use __sk_dst_get() and dst_dev_rcu() in get_netdev_for_sock()
A flaw was found in the Linux kernel’s TLS implementation net/tls/tlsdevice.c. The function getnetdevforsock is invoked during setsockopt, which is not executed under RCU Read-Copy-Update protection. It previously used skdstgetsk-dev, which can lead to a use-after-free UAF if the sk’s destination...
kernel: netfilter: nft_set_pipapo_avx2: don't return non-matching entry on expiry
A flaw was found in the Linux kernel's netfilter component, specifically within the nftsetpipapoavx2 AVX2 matching functions. This vulnerability occurs when a pipapo set with an 'ipv4 . port' key is reloaded. Due to incorrect masking, the system may erroneously identify non-matching elements as...
kernel: scsi: target: iscsi: Validate CHAP_R length before base64 decode
A flaw was found in the Linux kernel's iSCSI target functionality. This vulnerability allows a remote attacker to cause a buffer overflow by sending a specially crafted Challenge-Handshake Authentication Authentication Protocol CHAP response. The system fails to validate the length of the...
kernel: smb/client: fix out-of-bounds read in smb2_compound_op()
A flaw was found in the Linux kernel's Server Message Block SMB client. A remote attacker, acting as a malicious SMB server, could send a specially crafted, truncated response with an oversized buffer length. This could lead to an out-of-bounds read in the smb2compoundop function, allowing the...