kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the rxe component. This use-after-free vulnerability occurs in the rxecreatecq function. When the rxecqfrominit function fails, the subsequent call to rxecleanup attempts to free memory resource...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.2 Advanced 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, is available for...

kernel: Linux kernel:A use-after-free in bridge multicast in br_multicast_port_ctx_init

A flaw was found in the Linux kernel's bridge multicast functionality. A local user could trigger a use-after-free vulnerability, a type of memory corruption, by improperly configuring network bridge router ports. This issue arises because the system fails to correctly remove ports from its...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 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, is available for...

kernel: RDMA/rxe: Fix incomplete state save in rxe_requester

An incorrect state restoration flaw was found in the Linux kernel's RDMA rxe soft-RoCE driver in the requester packet transmission logic. A local user with access to RDMA devices can trigger this issue when network layer packet drops occur during RDMA send operations, causing the work queue eleme...

kernel: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr There exists a kernel oops caused by a BUGONnhead INTMAX i.e. intskbheadroomskb + lendelta skbheadroomskb is meant to ensure that delta = headroom - skbheadroomskb is...

kernel: Linux kernel: RDMA/rxe use-after-free vulnerability leading to potential arbitrary code execution

A flaw was found in the Linux kernel's Remote Direct Memory Access RDMA subsystem, specifically within the rxe component. This use-after-free vulnerability occurs in the rxecreatecq function. When the rxecqfrominit function fails, the subsequent call to rxecleanup attempts to free memory resource...

kernel: sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

Moderate: 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, Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions, and Red Hat Enterprise Linux 8.6 Telecommunications Update Service. Red Hat Product Security has rated this update as...

Moderate: 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 Moderate. A Common Vulnerability Scoring Syste...

kernel: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr There exists a kernel oops caused by a BUGONnhead INTMAX i.e. intskbheadroomskb + lendelta skbheadroomskb is meant to ensure that delta = headroom - skbheadroomskb is...

kernel: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr There exists a kernel oops caused by a BUGONnhead INTMAX i.e. intskbheadroomskb + lendelta skbheadroomskb is meant to ensure that delta = headroom - skbheadroomskb is...

kernel: sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

Moderate: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions. 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...

kernel: bpf: Don't use tnum_range on array range checking for poke descriptors

In the Linux kernel, the following vulnerability has been resolved: bpf: Don't use tnumrange on array range checking for poke descriptors Hsin-Wei reported a KASAN splat triggered by their BPF runtime fuzzer which is based on a customized syzkaller: BUG: KASAN: slab-out-of-bounds in...

kernel: sctp: avoid NULL dereference when chunk data buffer is missing

In the Linux kernel, the following vulnerability has been resolved: sctp: avoid NULL dereference when chunk data buffer is missing chunk-skb pointer is dereferenced in the if-block where it's supposed to be NULL only. chunk-skb can only be NULL if chunk-headskb is not. Check for fraglist instead...

kernel: Linux kernel: Use-after-free in BPF sockmap can lead to denial of service and privilege escalation

A flaw was found in the Linux kernel's BPF Berkeley Packet Filter sockmap subsystem. A race condition exists where the sksocket is not properly locked or referenced during the skbsendsock function call, allowing for a use-after-free vulnerability. This can be exploited by a local attacker, leadin...

kernel: Linux kernel: Use-after-free vulnerability in page_pool_recycle_in_ring can lead to arbitrary code execution

A flaw was found in the Linux kernel. This vulnerability, known as a use-after-free UAF, occurs in the pagepoolrecycleinring function. A local attacker could exploit this by manipulating the system's memory management, causing a freed memory region to be improperly accessed. This can lead to syst...

kernel: ipv6: BUG() in pskb_expand_head() as part of calipso_skbuff_setattr()

In the Linux kernel, the following vulnerability has been resolved: ipv6: BUG in pskbexpandhead as part of calipsoskbuffsetattr There exists a kernel oops caused by a BUGONnhead INTMAX i.e. intskbheadroomskb + lendelta skbheadroomskb is meant to ensure that delta = headroom - skbheadroomskb is...

Moderate: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

Important: Red Hat Security Advisory: Red Hat Quay 3.10.19

Red Hat Quay 3.10.19 is now available with bug fixes. Quay 3.10.19...

Important: Red Hat Security Advisory: RHTAS 1.3.2 - Red Hat Trusted Artifact Signer Release

The 1.3.2 release of Red Hat Trusted Artifact Signer OpenShift Operator. For more details please visit the product documentation at https://access.redhat.com/documentation/en-us/redhattrustedartifactsigner/1.3 The RHTAS Operator can be used with OpenShift Container Platform 4.16, 4.17, 4.18, 4.19...

Important: Red Hat Security Advisory: cert-manager Operator for Red Hat OpenShift 1.17.1

cert-manager Operator for Red Hat OpenShift 1.17.1 The cert-manager Operator for Red Hat OpenShift builds on top of Kubernetes, introducing certificate authorities and certificates as first-class resource types in the Kubernetes API. This makes it possible to provide certificates-as-a-service to...

Moderate: Red Hat Security Advisory: mysql:8.4 security update

An update for the mysql:8.4 module 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...

mysql: Optimizer unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows low privileged attacker with network...

mysql: InnoDB unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: InnoDB. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network access via...

mysql: Thread Pooling unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Thread Pooling. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with netwo...

mysql: Optimizer unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network...

mysql: DDL unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: DDL. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network access v...

mysql: Optimizer unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network...

Important: Red Hat Security Advisory: multicluster engine for Kubernetes v2.7.9 security update

The multicluster engine for Kubernetes 2.7 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. The multicluster engine for Kubernetes v2.7 images The multicluster engine for Kubernetes provides the foundational components that are...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.21.7 bug fix and security update

Red Hat OpenShift Container Platform release 4.21.7 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 4.21. Red Hat Product Security has rated this update as having a...

Important: Red Hat Security Advisory: Red Hat Advanced Cluster Management for Kubernetes v2.12.8 security update

Red Hat Advanced Cluster Management for Kubernetes 2.12 General Availability release images, which add new features and enhancements, bug fixes, and updated container images. Red Hat Advanced Cluster Management for Kubernetes 2.12 images Red Hat Advanced Cluster Management for Kubernetes provides...

qemu-kvm: VNC WebSocket handshake use-after-free

A flaw was found in QEMU. If the QIOChannelWebsock object is freed while it is waiting to complete a handshake, a GSource is leaked. This can lead to the callback firing later on and triggering a use-after-free in the use of the channel. This can be abused by a malicious client with network acces...

Moderate: Red Hat Security Advisory: virt:rhel and virt-devel:rhel security update

An update for the virt:rhel and virt-devel:rhel module is now available for Red Hat Enterprise Linux 8. 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 availab...

Moderate: Red Hat Security Advisory: vim security update

An update for vim 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 CV...

vim: Vim: Arbitrary code execution via 'helpfile' option processing

A flaw was found in Vim, an open source, command line text editor. This heap buffer overflow vulnerability exists in the tag file resolution logic when processing the 'helpfile' option. A local user could exploit this by providing a specially crafted 'helpfile' option value, leading to a heap...

Moderate: Red Hat Security Advisory: opencryptoki security update

An update for opencryptoki 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 fr...

openCryptoki: openCryptoki: Privilege Escalation or Data Exposure via Symlink Following

A flaw was found in openCryptoki, a PKCS11 library and tooling for Linux and AIX. A token-group user can exploit a symlink-following vulnerability by planting symbolic links in group-writable token directories. When an administrator runs a PKCS11 application or administrative tool as root, it may...

openCryptoki: openCryptoki: Privilege Escalation or Data Exposure via Symlink Following

A flaw was found in openCryptoki, a PKCS11 library and tooling for Linux and AIX. A token-group user can exploit a symlink-following vulnerability by planting symbolic links in group-writable token directories. When an administrator runs a PKCS11 application or administrative tool as root, it may...

Moderate: Red Hat Security Advisory: opencryptoki security update

An update for opencryptoki is now available for Red Hat Enterprise Linux 8. 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 fr...

Moderate: Red Hat Security Advisory: gnutls security update

An update for gnutls is now available for Red Hat Enterprise Linux 8. 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...

gnutls: Stack-based Buffer Overflow in gnutls_pkcs11_token_init() Function

A flaw was found in the GnuTLS library, specifically in the gnutlspkcs11tokeninit function that handles PKCS11 token initialization. When a token label longer than expected is processed, the function writes past the end of a fixed-size stack buffer. This programming error can cause the applicatio...

gnutls: GnuTLS: Denial of Service via excessive resource consumption during certificate verification

A flaw was found in GnuTLS. This vulnerability allows a denial of service DoS by excessive CPU Central Processing Unit and memory consumption via specially crafted malicious certificates containing a large number of name constraints and subject alternative names SANs...

nginx: NGINX: Data injection via man-in-the-middle attack on TLS proxied connections

A flaw was found in NGINX. When NGINX is configured to proxy to upstream Transport Layer Security TLS servers, An attacker with a man-in-the-middle MITM position on the upstream server side—along with conditions beyond the attacker's control—may be able to inject plain text data into the response...

Moderate: Red Hat Security Advisory: nginx security update

An update for nginx 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...

Moderate: Red Hat Security Advisory: python3 security update

An update for python3 is now available for Red Hat Enterprise Linux 8. 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 th...

python: cpython: URL parser allowed square brackets in domain names

A flaw was found in Python. The Python standard library functions urllib.parse.urlsplit and urlparse accept domain names that included square brackets, which isn't valid according to RFC 3986. Square brackets are only meant to be used as delimiters for specifying IPv6 and IPvFuture hosts in URLs...

mysql: DDL unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: DDL. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network access v...

mysql: Optimizer unspecified vulnerability (CPU Jan 2026)

Oracle CPU describes the issue as following: Vulnerability in the MySQL Server product of Oracle MySQL component: Server: Optimizer. Supported versions that are affected are 8.0.0-8.0.44, 8.4.0-8.4.7 and 9.0.0-9.5.0. Easily exploitable vulnerability allows high privileged attacker with network...