123194 matches found
glibc: glibc: Application crash or uninitialized memory read via crafted DNS response
A flaw was found in glibc GNU C Library. The deprecated functions nsprintrrf, nsprintrr, and fpnquery do not properly validate the length of RDATA Resource Record Data in a DNS Domain Name System response when processing specific record types like LOC, CERT, TKEY, or TSIG. A remote attacker could...
Moderate: Red Hat Security Advisory: glibc security update
An update for glibc is now available for Red Hat Enterprise Linux 9. 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, is available for each vulnerability from the...
glibc: glibc: Information disclosure or denial of service via ungetwc function with specific wide character encodings
A flaw was found in glibc GNU C Library. When the ungetwc function is called on a file stream using wide characters with specific overlapping single-byte and multi-byte encodings, it may attempt to read data outside of its allocated buffer. This can lead to the unintentional disclosure of sensiti...
glibc: glibc: Out-of-bounds write via TSIG record processing
A flaw was found in glibc, the GNU C Library. Specifically, deprecated functions responsible for printing TSIG Transaction Signature records fail to properly manage memory buffers. This oversight can lead to an out-of-bounds write when processing specially crafted TSIG records. An attacker could...
github.com/moby/buildkit: BuildKit: Denial of Service via malicious client request
A flaw was found in BuildKit. A malicious BuildKit client or frontend can craft a specially designed request, leading to the BuildKit daemon crashing. This vulnerability results in a denial of service DoS, making the BuildKit service unavailable...
github.com/moby/buildkit: BuildKit: Information Disclosure via Improper Handling of NTFS Directory Junctions
A flaw was found in BuildKit. An untrusted user, when authoring a build on a Windows Container on Windows WCOW configured BuildKit daemon, can exploit a vulnerability in the cache mount source selector. This flaw allows the user to read arbitrary files from the host system, leading to information...
Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: buildah: buildah-1.44.0-3.2.hum1 aarch64, x8664 buildah-tests-1.44.0-3.2.hum1 aarch64, x8664 buildah-1.44.0-3.2.hum1.src src Security Fixes: buildah: CVE-2026-15788...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: skopeo: skopeo-1.23.0-3.1.hum1 aarch64, x8664 skopeo-tests-1.23.0-3.1.hum1 aarch64, x8664 skopeo-1.23.0-3.1.hum1.src src Security Fixes: skopeo: CVE-2026-56852...
golang.org/x/text: golang.org/x/text: Denial of Service via invalid UTF-8 input
A flaw was found in golang.org/x/text. The norm.Iter component can enter an infinite loop when processing input that contains invalid UTF-8 Unicode Transformation Format - 8-bit bytes. A remote attacker could exploit this vulnerability by providing specially crafted input, leading to a Denial of...
Important: Red Hat Security Advisory: Red Hat Quay 3.12.20
Red Hat Quay 3.12.20 is now available with bug fixes. Quay 3.12.20...
Critical: Red Hat Security Advisory: Migration Toolkit for Applications
A new version of Migration Toolkit for Applications MTA is now available. Migration Toolkit for Applications MTA accelerates large-scale application modernization efforts across hybrid cloud environments on Red Hat OpenShift. This solution provides insight throughout the adoption process, at both...
golang.org/x/text: golang.org/x/text: Denial of Service via invalid UTF-8 input
A flaw was found in golang.org/x/text. The norm.Iter component can enter an infinite loop when processing input that contains invalid UTF-8 Unicode Transformation Format - 8-bit bytes. A remote attacker could exploit this vulnerability by providing specially crafted input, leading to a Denial of...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: syft: syft-1.49.0-0.1.hum1 aarch64, x8664 syft-1.49.0-0.1.hum1.src src...
Important: Red Hat Security Advisory: rhc-worker-playbook security, bug fix, and enhancement update
An update for rhc-worker-playbook 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...
net: golang: Go net package: Denial of Service via long CNAME response in LookupCNAME
A flaw was found in the net package of Go golang, specifically when using the LookupCNAME function with the cgo DNS resolver. A remote attacker could exploit this by providing a very long Canonical Name CNAME response. This can trigger a double-free of C memory, leading to a crash and a Denial of...
crypto/x509: golang: golang crypto/x509: Denial of Service via excessive processing of DNS SAN entries
A flaw was found in the crypto/x509 package of golang. This vulnerability allows a remote attacker to cause a Denial of Service DoS by presenting a specially crafted X.509 certificate with a large number of DNS Subject Alternative Name SAN entries. The certificate verification process, specifical...
socket.io: engine.io: Socket.IO: Denial of Service via invalid binary POST requests
A flaw was found in Socket.IO, specifically within the Engine.IO protocol v4 polling transport. An unauthenticated attacker can exploit this vulnerability by sending invalid binary POST requests with a Content-Type of application/octet-stream. This improper handling of requests prevents the HTTP...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: dotnet8.0: aspnetcore-runtime-8.0-8.0.29-2.hum1 aarch64, x8664 aspnetcore-runtime-dbg-8.0-8.0.29-2.hum1 aarch64, x8664 aspnetcore-targeting-pack-8.0-8.0.29-2.hum1 aarch64, x8664...
kernel: cxl/port: Fix use after free of parent_port in cxl_detach_ep()
In the Linux kernel, the following vulnerability has been resolved: cxl/port: Fix use after free of parentport in cxldetachep cxldetachep is called during bottom-up removal when all CXL memory devices beneath a switch port have been removed. For each port in the hierarchy it locks both the port a...
kernel: Linux kernel: Denial of Service due to memory leak in tpm2_load_cmd
A flaw was found in the Linux kernel's trusted keys subsystem. A local user could exploit a memory leak in the tpm2loadcmd function, which fails to free a temporary memory allocation in certain error scenarios. This memory leak could lead to a system-wide Denial of Service DoS by exhausting...
kernel: drm: Set old handle to NULL before prime swap in change_handle
A flaw was found in the Linux kernel. A race condition in the Direct Rendering Manager DRM subsystem's changehandle function could allow a local attacker to trigger a use-after-free vulnerability. This occurs when a concurrent gemclose operation removes one handle while another remains dangling...
kernel: fanotify: fix false positive on permission events
A flaw was found in the Linux kernel's fanotify subsystem. This vulnerability allows for a bypass of permission checks because the fsnotifygetmarksafe function may incorrectly return false for marks on unrelated groups. This could enable an attacker to perform unauthorized actions by circumventin...
kernel: ice: fix double-free of tx_buf skb
A flaw was found in the Linux kernel's ice network driver. An error in the driver's handling of network packet transmission, specifically when icetso or icetxcsum functions fail, can lead to a double-free of a network buffer skb. This occurs because a transmit buffer txbuf may still point to an...
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: drm/xe: Fix error cleanup in xe_exec_queue_create_ioctl()
A flaw was found in the Linux kernel. Specifically, within the drm/xe graphics driver, two error handling issues in the xeexecqueuecreateioctl function could lead to memory corruption. This could result in a dangling pointer or a use-after-free vulnerability. A local attacker could potentially...
kernel: crypto: af_alg - zero initialize memory allocated via sock_kmalloc
A flaw was found in the Linux kernel's crypto AFALG subsystem. Memory allocated via sockkmalloc for crypto user API contexts is not zero-initialized, leaving fields with garbage values. Specifically, the 'inflight' variable can contain random data, causing afalgallocareq to spuriously return -EBU...
kernel: xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete
A flaw was found in the Linux kernel's xfrm IPSec framework subsystem. This vulnerability, a use-after-free, occurs when the system incorrectly manages memory related to security policies, specifically during the deletion of xfrmstate lists. An attacker with local access could exploit this flaw b...
kernel: flex_proportions: make fprop_new_period() hardirq safe
A deadlock vulnerability was found in the Linux kernel's flexible proportions fprop code used for I/O writeback accounting. When a hardirq interrupts the seqcount write section in fpropnewperiod during softirq context, a reader in the hardirq handler can spin indefinitely waiting for the odd...
kernel: Bluetooth: l2cap: Add missing chan lock in l2cap_ecred_reconf_rsp
A flaw was found in the Linux kernel's Bluetooth Logical Link Control and Adaptation Protocol L2CAP implementation. A remote Bluetooth Low Energy BLE device can exploit this by sending a specially crafted L2CAP ECRED reconfiguration response. This can lead to the corruption of the channel list,...
kernel: drm/xe/dma-buf: fix UAF with retry loop
A flaw was found in the Linux kernel, specifically within the drm/xe/dma-buf component. This Use-After-Free UAF vulnerability occurs due to an issue in a retry loop, where a buffer object is prematurely freed on error. An attacker could potentially exploit this to cause memory corruption, leading...
cargo: Cargo: Source code overwrite due to symlink mishandling in third-party registries
A flaw was found in Cargo. When processing crate tarballs from third-party registries, Cargo mishandled symbolic links symlinks embedded within these archives. This vulnerability enables a malicious crate to overwrite the source code of another crate originating from the same registry. Such an...
Moderate: Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: rust: cargo-1.97.1-1.1.hum1 aarch64, x8664 clippy-1.97.1-1.1.hum1 aarch64, x8664 rust-1.97.1-1.1.hum1 aarch64, x8664 rust-analyzer-1.97.1-1.1.hum1 aarch64, x8664...
libssh: libssh: information disclosure via ProxyCommand %r username expansion
A flaw was found in libssh. A malicious username expanded through %r in ProxyCommand handling can inject shell metacharacters, exposing environment variables and causing unintended shell behavior...
Important: Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update
An update for Red Hat Hardened Images RPMs is now available. This update includes the following RPMs: libssh: libssh-0.12.1-4.hum1 aarch64, x8664 libssh-config-0.12.1-4.hum1 noarch libssh-devel-0.12.1-4.hum1 aarch64, x8664 libssh-0.12.1-4.hum1.src src...
libssh: libssh: use-after-free via data callbacks on closed channels
A flaw was found in libssh. If data packets are processed after a channel is closed, channel data callbacks can be invoked after the associated data has already been freed, leading to crashes or possible use-after-free conditions...
libssh: libssh: denial of service via automatic certificate authentication loop
A flaw was found in libssh. Logic errors in automatic certificate-based public key authentication can cause libssh clients to loop indefinitely when configured certificates are missing or repeatedly rejected by a server, leading to denial of service...
libssh: libssh: denial of service via oversized SFTP read length
A flaw was found in libssh. A remote authenticated client can issue SSHFXPREAD requests with an arbitrarily large length, causing a libssh SFTP server to allocate excessive memory and potentially exhaust it through repeated requests...
libssh: libssh: denial of service via zero advertised channel packet size
A flaw was found in libssh. A remote authenticated peer can advertise a zero maximum packet size in SSHMSGCHANNELOPEN, causing later channel writes to loop indefinitely and consume CPU, leading to denial of service...
libssh: libssh: authentication bypass via missing GSSAPI principal check
A flaw was found in libssh. On servers with GSSAPIKeyExchange enabled, the gssapi-keyex path does not verify whether the authenticated Kerberos principal is authorized for the requested local user, allowing authenticated clients to log in as arbitrary users...
libssh: libssh: integrity downgrade via OpenSSL AES-GCM tag verification
A flaw was found in libssh. Incorrect AES-GCM finalization checks in builds using the OpenSSL backend can effectively remove integrity protection, allowing an in-path attacker to modify plaintext on the wire without detection...
libssh: libssh: denial of service via SFTP responses with unknown request IDs
A flaw was found in libssh. A malicious SFTP server can send responses for unknown request IDs that libssh clients keep queued indefinitely, causing unbounded memory growth and client-side denial of service...
libssh: libssh: denial of service via unchecked ProxyCommand fork() failure
A flaw was found in libssh. When ProxyCommand is used, an unchecked fork failure can be stored as process ID -1; during cleanup, signals may then be sent across the caller's accessible process tree, leading to local denial of service...
libssh: libssh: information disclosure via short GSSAPI Curve25519 public key
A flaw was found in libssh. During server-side GSSAPI key exchange, a client-supplied Curve25519 public key shorter than the expected length is copied without proper length validation, leading to an out-of-bounds heap read. This could allow a remote unauthenticated attacker to disclose small...
acl: TOCTOU Symlink Traversal via getfacl/setfacl
A time-of-check to time-of-use TOCTOU race condition vulnerability was found in acl. By replacing a pathname component with a symbolic link between a security check and subsequent file operations, an attacker can redirect file access control list operations. This occurs when privileged processes...
acl: Symlink traversal privilege escalation via libacl functions
A flaw was found in the acl package, specifically within its libacl pathname-based functions. A local attacker could exploit this vulnerability by using a symbolic link to replace a pathname component. This could allow the attacker to redirect access control list ACL read or write operations to...
Important: Red Hat Security Advisory: acl security update
An update for acl 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 vulnerability from the C...
httpd: Apache HTTP Server: Denial of Service in mod_proxy_ftp via attacker-controlled FTP server
A flaw was found in the modproxyftp module of the Apache HTTP Server. A remote attacker, by controlling a backend File Transfer Protocol FTP server, can trigger an infinite loop. This vulnerability, categorized as a Loop with Unreachable Exit Condition, leads to a Denial of Service DoS for the...
httpd: Apache HTTP Server: Buffer Over-read via outbound OCSP requests to attacker-controlled server
A flaw was found in Apache HTTP Server. This buffer over-read vulnerability occurs when the server processes outbound Online Certificate Status Protocol OCSP requests directed to an attacker-controlled OCSP server. This could allow a remote attacker to read sensitive information from memory or...
httpd: Apache HTTP Server: Heap-based Buffer Overflow via malicious backend servers
A flaw was found in Apache HTTP Server. This heap-based buffer overflow vulnerability can be exploited by a malicious backend server when using ProxyPassReverseCookie directives. This could lead to a denial of service DoS condition, making the server unavailable to legitimate users...
httpd: Apache HTTP Server: Buffer overflow in mod_proxy_html allows security bypass
A vulnerability has been identified in the Apache HTTP Server. If the server is configured to connect to a malicious or compromised backend server, an attacker could exploit this flaw to bypass security controls or run unauthorized code on the system...