132749 matches found
libxfonts2: libXfont2: Privilege Escalation via Heap Buffer Overflow in Font Server Client
A flaw was found in the libXfont2 font-server client. This heap buffer overflow vulnerability allows a malicious font server to send specially crafted glyph data. The fsreadglyphs function fails to properly validate the total size of the incoming data, leading to an overwrite of memory beyond the...
Important: Red Hat Security Advisory: libXfont2 security update
An update for libXfont2 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...
Important: Red Hat Security Advisory: OpenShift Container Platform 4.20.36 security and extras update
Red Hat OpenShift Container Platform release 4.20.36 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.20. Red Hat Product Security has rated this update as having a security impact of...
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...
Important: Red Hat Security Advisory: kernel security update
An update for kernel 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 Vulnerabilit...
Moderate: Red Hat Security Advisory: gstreamer1-plugins-good security update
An update for gstreamer1-plugins-good is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, i...
gstreamer1-plugins-good: gst-plugins-good: unbounded memory growth in rtph264depay and rtph265depay RTP depayloaders
A flaw was found in the GStreamer gst-plugins-good package. The rtph264depay and rtph265depay RTP depayloader elements do not enforce a maximum size limit on the reassembly buffer used during fragmented RTP packet processing. A remote, unauthenticated attacker can send a continuous stream of RTP...
kernel: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()
A flaw was found in the Linux kernel's IPv4 networking component. The ipv4sysctlexitnet function prematurely frees the net-ipv4.sysctllocalreservedports memory. This can lead to a use-after-free vulnerability, where other threads might attempt to access deallocated memory. Such an issue can resul...
Important: Red Hat Security Advisory: kernel security update
An update for kernel 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 Vulnerabilit...
Important: Red Hat Security Advisory: OpenShift Container Platform 4.22.12 bug fix and security update
Red Hat OpenShift Container Platform release 4.22.12 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a...
php: PHP: Denial of Service via circular symbolic links in phar archives
A flaw was found in PHP. When processing a specially crafted PHP Archive phar file containing circular symbolic links, the PHP process can enter an uncontrolled loop. This unbounded recursion exhausts the program's memory stack, causing the PHP application to crash. This vulnerability could allow...
php: ext-pgsql: PHP: SQL injection via improper backslash escaping
A flaw was found in PHP. Improper escaping of backslashes in attacker-provided parameters can lead to a SQL injection vulnerability. A remote attacker could exploit this flaw by crafting malicious input, potentially gaining unauthorized access to sensitive information, manipulating data, or causi...
Important: Red Hat Security Advisory: php:8.2 security, bug fix, and enhancement update
An update for the php:8.2 module is now available for Red Hat Enterprise Linux 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 available for each...
kernel: ipv4: free net->ipv4.sysctl_local_reserved_ports after unregister_net_sysctl_table()
A flaw was found in the Linux kernel's IPv4 networking component. The ipv4sysctlexitnet function prematurely frees the net-ipv4.sysctllocalreservedports memory. This can lead to a use-after-free vulnerability, where other threads might attempt to access deallocated memory. Such an issue can resul...
kernel: net: ipv6: use-after-free in fib6_rule_suppress due to stale res->rt6 pointer
A use-after-free vulnerability was found in the Linux kernel's IPv6 FIB rule lookup path. In fib6rulesuppress, when a route is suppressed and released via ip6rtputflags, the res-rt6 pointer is not cleared. If no later rule supplies a replacement route, fib6rulelookup returns the stale freed rt6in...
Important: Red Hat Security Advisory: kernel security update
An update for kernel is now available for Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions and Red Hat Enterprise Linux 8.8 Telecommunications Update Service. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring Syst...
kernel: ipv6: fix possible UAF in icmpv6_rcv()
A flaw was found in the Linux kernel's IPv6 Internet Protocol version 6 implementation. This vulnerability, a Use-After-Free UAF error, occurs due to incorrect caching of network packet addresses before a memory operation. An attacker could potentially exploit this flaw to cause memory corruption...
kernel: can:bcm: arbitrary kernel code execution leading to escalate privileges
A flaw was found in the Linux kernel in net/can/bcm.c in can: bcm, where an unprivileged local user can exploit this vulnerability to execute arbitrary code within the kernel, which leads to a local privilege escalation LPE. This allows the attacker to gain root privileges and take full control o...
crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building
A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...
Important: Red Hat Security Advisory: runc security update
An update for runc is now available for Red Hat Enterprise Linux 9.6 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 ea...
crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation
A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...
crypto/x509: golang: Go crypto/x509: Certificate validation bypass due to incorrect DNS constraint application
A flaw was found in the crypto/x509 package within Go golang. When verifying a certificate chain, excluded DNS Domain Name System constraints are not correctly applied to wildcard DNS Subject Alternative Names SANs if the case of the SAN differs from the constraint. This oversight could allow an...
Important: Red Hat Security Advisory: runc security update
An update for runc is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...
crypto/x509: crypto/tls: golang: Go: Denial of Service vulnerability in certificate chain building
A flaw was found in the Go standard library packages crypto/x509 and crypto/tls. During the process of building a certificate chain, an attacker can provide a large number of intermediate certificates. This excessive input is not properly limited, leading to an uncontrolled amount of work being...
crypto/x509: golang: Go crypto/x509: Denial of Service via inefficient certificate chain validation
A flaw was found in Go's crypto/x509 package. A remote attacker could exploit this by presenting a specially crafted certificate chain containing a large number of policy mappings. This inefficient validation process consumes excessive resources, which can lead to a denial of service DoS for...
Important: Red Hat Security Advisory: OpenShift Container Platform 4.22.12 security and extras update
Red Hat OpenShift Container Platform release 4.22.12 is now available with updates to packages and images that fix several bugs. This release includes a security update for Red Hat OpenShift Container Platform 4.22. Red Hat Product Security has rated this update as having a security impact of...
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. 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 t...
kernel: zram: fix use-after-free in zram_bvec_write_partial()
A flaw was found in the Linux kernel, specifically within the zram module. This vulnerability is a use-after-free error, where the system attempts to use a piece of memory after it has been freed. This occurs when the zrambvecwritepartial function allows an asynchronous read to write into a page...
kernel: nfsd: fix posix_acl leak on SETACL decode failure
A flaw was found in the Linux kernel's Network File System Daemon nfsd. This vulnerability occurs during the processing of Access Control List ACL set operations. If a specific decode step fails, a memory leak of a posixacl object occurs. This can lead to resource exhaustion over time, potentiall...
kernel: Input: synaptics-rmi4 - bound the F30 keymap to the GPIO/LED count
A flaw was found in the Linux kernel's synaptics-rmi4 input driver. This vulnerability occurs because the driver incorrectly allocates memory for a keymap, leading to an out-of-bounds memory access. A local user with access to a specially crafted input device could exploit this to read or write t...
kernel: mm/list_lru: drain before clearing xarray entry on reparent
A flaw was found in the Linux kernel's memory cgroup memcg listlru component. A race condition occurs during the reparenting of listlru entries when an xarray entry is cleared before its associated lists are fully reparented. This allows concurrent operations to modify list pointers under differe...
kernel: bonding: alb: fix UAF in rlb_arp_recv during bond up/down
A flaw was found in the Linux kernel's bonding driver, specifically within the Active-Backup Load Balancing ALB receive path. A local attacker can trigger a Use-After-Free UAF vulnerability in the rlbarprecv function by rapidly bringing a bond interface up and down while receiving Address...
kernel: ip6_gre: Use cached t->net in ip6erspan_changelink()
A flaw was found in the Linux kernel's ip6gre module. An unprivileged user could exploit this vulnerability by migrating a network device, causing the ip6erspanchangelink function to incorrectly handle network namespace references. This error leads to a use-after-free condition when the original...
kernel: NFSD: fix nfs4_file access extra count in nfsd4_add_rdaccess_to_wrdeleg
A flaw was found in the Linux kernel's Network File System Daemon NFSD. An issue with file access counting in the nfsd4addrdaccesstowrdeleg function can lead to an extra access count for nfs4file objects. This prevents the proper freeing of associated resources when the NFS server service is...
kernel: mm/huge_memory: update file PMD counter before folio_put()
A flaw was found in the Linux kernel's memory management, specifically within the huge page mechanism. When a huge page is split, the system updates a counter after releasing a reference to the memory. This timing issue can lead to the system attempting to read from memory that has already been...
kernel: pNFS: Fix use-after-free in pnfs_update_layout()
A flaw was found in the Linux kernel's parallel Network File System pNFS component. An issue in the pnfsupdatelayout function causes a use-after-free vulnerability due to incorrect ordering of memory management operations. This flaw can be triggered when the system attempts to update a pNFS layou...
kernel: crypto: qat - validate RSA CRT component lengths
A flaw was found in the Linux kernel's QAT QuickAssist Technology crypto module. This vulnerability occurs in the RSA key parser when handling CRT Chinese Remainder Theorem components. An underflow can happen during a memory copy operation if an RSA CRT component is larger than its allocated...
kernel: nvmet: fix pre-auth out-of-bounds heap read in Discovery Get Log Page
A flaw was found in the Linux kernel's nvmet subsystem. An unauthenticated remote attacker could exploit an out-of-bounds heap read vulnerability in the Discovery Get Log Page function. By sending a specially crafted request with a manipulated offset, an attacker could read sensitive kernel memor...
kernel: AMD-SN-7061: Safe RET Interrupt Vulnerability
An attacker executing code on affected system could inject an interrupt at a precise moment to disrupt "Safe RET", the default Linux mitigation for speculative Return Overflow SRSO, which could potentially weaken that protection and may result in information disclosure...
kernel: netfilter: nf_tables: Fix for duplicate device in netdev hooks
A flaw was found in the Linux kernel's netfilter nftables component. This vulnerability allows for duplicate device registration when handling network device registration notifications. Such duplicate registrations can lead to unexpected system behavior or instability...
kernel: USB: serial: io_ti: fix heap overflow in get_manuf_info()
A flaw was found in the Linux kernel's ioti USB serial driver. A malicious USB device, when plugged into a host running this driver, can exploit a heap overflow vulnerability in the getmanufinfo function. This occurs because the driver does not properly validate the size of data read from the...
kernel: nfsd: release layout stid on setlease failure
A flaw was found in the Linux kernel's Network File System Daemon nfsd. When a setlease operation fails, the system prematurely releases a layout state identifier. An attacker could exploit this by triggering the failure, leading to a use-after-free vulnerability. This could result in a system...
kernel: net: mana: validate rx_req_idx to prevent out-of-bounds array access
A flaw was found in the Linux kernel's mana network driver. In Confidential Virtual Machines VMs, a missing bounds check when processing network events can allow a malicious hardware component or a compromised VM to write data outside of an intended memory region. This out-of-bounds access could...
kernel: netfilter: ipset: fix race between dump and ip_set_list resize
A flaw was found in the Linux kernel's netfilter ipset component. A race condition exists between the ipsetlist resize operation and dump operations. This can lead to a use-after-free vulnerability, where memory is accessed after it has been deallocated. A successful exploitation of this flaw cou...
kernel: smb: client: fix change notify replay double-free
A flaw was found in the Linux kernel's Server Message Block SMB client. This vulnerability occurs due to a double-free error when handling change notify replies. If a response attempt returns a replayable error and frees its buffer, and then SMB2notifyinit fails, the same buffer can be freed agai...
kernel: ALSA: virtio: Validate control metadata from the device
A flaw was found in the Linux kernel's ALSA virtio sound driver. A malicious or buggy virtio device can provide invalid control metadata, such as an unknown control type or an oversized value count. The driver's control handling trusts this unvalidated metadata, leading to out-of-bounds access wh...
kernel: mm/khugepaged: write all dirty file folios when collapsing
A flaw was found in the Linux kernel's memory management mm/khugepaged component. A local user could trigger an edge case where unsaved changes to file data dirty folios are improperly discarded. This occurs when a file with previous writes is subjected to a specific sequence of memory advice...
kernel: ip6_tunnel: use skb_vlan_inet_prepare() in __ip6_tnl_rcv()
In the Linux kernel, the following vulnerability has been resolved: ip6tunnel: use skbvlaninetprepare in ip6tnlrcv Blamed commit did not take care of VLAN encapsulations as spotted by syzbot 1. Use skbvlaninetprepare instead of pskbinetmaypull. 1 BUG: KMSAN: uninit-value in INETECNdecapsulate...
kernel: NFSv4/flexfiles: reject zero filehandle version count
A flaw was found in the Linux kernel's NFSv4 Network File System version 4 flexfiles component. This vulnerability occurs when the fflayoutalloclseg function processes a malformed flexfiles layout that specifies a zero filehandle version count. An attacker could exploit this by providing a...
kernel: smb: client: protect tc_count increment in smb2_find_smb_sess_tcon_unlocked()
A flaw was found in the Linux kernel's Server Message Block SMB client. A missing lock around the tccount increment in the smb2findsmbsesstconunlocked function creates a race condition. This vulnerability, caused by an incomplete refactoring of locking mechanisms, could lead to unexpected behavio...