Important: Red Hat Security Advisory: kernel security update

An update for kernel 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...

SUSE-SU-2026:2638-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP4 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-10263: arm64: errata: Mitigate TLBI errata on various Arm CPUs bsc1266290. - CVE-2025-68324: scsi: imm: Fix use-after-free bug caused by unfinished delayed work...

Oracle Linux 9 : kernel (ELSA-2026-27789)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-27789 advisory. - net/sched: fix pedit partial COW leading to page cache corruption Ivan Vecera RHEL-177392 CVE-2026-46331 - scsi: qla2xxx: Completely fix fcport doub...

kernel: tcp: fix potential race in tcp_v6_syn_recv_sock()

A flaw was found in the Linux kernel. A race condition exists in the TCP Transmission Control Protocol IPv6 Internet Protocol version 6 socket handling, specifically within the tcpv6synrecvsock function. This occurs because a child socket becomes visible in the TCP hash table before its...

RockyLinux 8 : kernel-rt (RLSA-2026:27354)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2026:27354 advisory. kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVE-2026-31419 kernel: drm/amd/display: Do not skip unrelated mode...

AlmaLinux 8 : kernel (ALSA-2026:27353)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:27353 advisory. kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVE-2026-31419 kernel: drm/amd/display: Do not skip unrelated mode...

ALSA-2026:27353 Important: kernel security, bug fix, and enhancement update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Linux kernel: Use-after-free in bonding driver leads to denial of service CVE-2026-31419 kernel: drm/amd/display: Do not skip unrelated mode changes in DSC validation CVE-2026-31488 kerne...

CVE-2026-43198 tcp: fix potential race in tcp_v6_syn_recv_sock()

In the Linux kernel, the following vulnerability has been resolved: tcp: fix potential race in tcpv6synrecvsock Code in tcpv6synrecvsock after the call to tcpv4synrecvsock is done too late. After tcpv4synrecvsock, the child socket is already visible from TCP ehash table and other cpus might use i...

CVE-2026-43198

CVE-2026-43198 is a Linux kernel race in IPv6 TCP socket handling. The issue occurs in tcp_v6_syn_recv_sock() where the child socket becomes visible before IPv6 state is initialized, allowing other CPUs to access it and potentially triggering instability. The fix moves the problematic code into t...

Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.22 fixes various security issues The following security issues were fixed: CVE-2025-40258: mptcp: fix race condition in mptcpschedulework bsc1255053. CVE-2025-40284: Bluetooth: MGMT: cancel mesh send timer when hdev removed...

Security update for the Linux Kernel (Live Patch 2 for SUSE Linux Enterprise 15 SP7 RT)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.7.8 fixes various security issues The following security issues were fixed: CVE-2025-38488: smb: client: fix use-after-free in cryptmessage when using async crypto bsc1247240. CVE-2025-40258: mptcp: fix race condition in...

Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50094)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50094 advisory. - mptcp: fix a race in mptcppmdeladdtimer Eric Dumazet Orabug: 38932996 CVE-2025-40257 - tls: Use skdstget and dstdevrcu in getnetdevforsock...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: IB/hfi1: Fix sdma.h tx-numdescs off-by-one error CVE-2024-26766 kernel: RDMA/core: Fix "KASAN: slab-use-after-free Read in ibregisterdevice" problem CVE-2025-38022 kernel: Linux kernel:...

CVE-2025-40257 mptcp: fix a race in mptcp_pm_del_add_timer()

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix a race in mptcppmdeladdtimer mptcppmdeladdtimer can call skstoptimersyncsk, &entry-addtimer while another might have free entry already, as reported by syzbot. Add RCU protection to fix this issue. Also change confusin...

SUSE-SU-2025:21040-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2025-38008: mm/pagealloc: fix race condition in unaccepted memory handling bsc1244939. - CVE-2025-38539: trace/fgraph: Fix the warning caused by missi...

Linux Distros Unpatched Vulnerability : CVE-2024-26708

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: mptcp: really cope with fastopen race Fastopen and PM-trigger subflow shutdown can race, as...

CLSA-2024-1705496273 kernel: Fix of 13 CVEs

Bluetooth: L2CAP: Fix use-after-free in l2capsockreadycb CVE-2023-40283 - ipv4: igmp: fix refcnt uaf issue when receiving igmp query packet CVE-2023-6932 - smb: client: fix OOB in smbCalcSize CVE-2023-6606 - net/sched: schhfsc: Ensure inner classes have fsc curve CVE-2023-4623 - net/sched: clsfw:...

USN-5789-1 linux-oem-5.14 vulnerabilities

It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-43945 Jann Horn discovered that the...

USN-5773-1 linux-oem-5.17 vulnerabilities

It was discovered that the NFSD implementation in the Linux kernel did not properly handle some RPC messages, leading to a buffer overflow. A remote attacker could use this to cause a denial of service system crash or possibly execute arbitrary code. CVE-2022-43945 Jann Horn discovered that the...

Important: kernel

Issue Overview: An out-of-bounds write flaw was found in the Linux kernels framebuffer-based console driver functionality in the way a user triggers ioctl FBIOPUTVSCREENINFO with malicious data. This flaw allows a local user to crash or potentially escalate their privileges on the system...