CVE-2026-53334

The CVE-2026-53334 issue affects the Linux kernel DAMON subsystem, specifically mm/damon/reclaim and mm/damon/lru_sort. The root cause is a failure to handle damon_ctx allocations: if the kdamond damon_ctx allocation fails, code may dereference a NULL ctx in damon_commit_ctx(), leading to potenti...

SUSE CVE-2026-53070

In the Linux kernel, the following vulnerability has been resolved: sctp: disable BH before calling udptunnelxmitskb udptunnelxmitskb / udptunnel6xmitskb are expected to run with BH disabled. After commit 6f1a9140ecda "add xmit recursion limit to tunnel xmit functions", on the path:...

PT-2026-54802

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description DAMON RECLAIM and DAMON LRU SORT may dereference NULL pointers if the allocation of their damon ctx objects fails. In DAMON RECLAIM, the damon reclaim enabled store function incorrectly...

RHSA-2026:33223 Red Hat Security Advisory: kpatch-patch-5_14_0-570_116_1, kpatch-patch-5_14_0-570_17_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 security update

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Oracle Linux 10 / 9 : Unbreakable Enterprise kernel (ELSA-2026-50351)

The remote Oracle Linux 10 / 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2026-50351 advisory. 6.12.0-203.76.7.6 - net: skbuff: fix missing zerocopy reference in pskbcarve helpers Minh Nguyen Orabug: 39639984 CVE-2026-52943 Credit Statement: The...

RHEL 8 : kpatch-patch-4_18_0-553_109_1, kpatch-patch-4_18_0-553_125_1, kpatch-patch-4_18_0-553_53_1, kpatch-patch-4_18_0-553_72_1, and kpatch-patch-4_18_0-553_85_1 (RHSA-2026:33220)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:33220 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

RHEL 9 : kpatch-patch-5_14_0-570_116_1, kpatch-patch-5_14_0-570_17_1, kpatch-patch-5_14_0-570_39_1, kpatch-patch-5_14_0-570_66_1, and kpatch-patch-5_14_0-570_94_1 (RHSA-2026:33223)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:33223 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-427_100_1, kpatch-patch-5_14_0-427_113_1, kpatch-patch-5_14_0-427_126_1, kpatch-patch-5_14_0-427_68_2, and kpatch-patch-5_14_0-427_84_1 security update

An update for multiple packages 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...

CVE-2026-53321 io_uring/napi: cap busy_poll_to 10 msec

In the Linux kernel, the following vulnerability has been resolved: iouring/napi: cap busypollto 10 msec Currently there's no cap on the maximum amount of time that napi is allowed to poll if no events are found, which can lead to kernel complaints on a task being stuck as there's no conditional...

SUSE CVE-2026-52962

In the Linux kernel, the following vulnerability has been resolved: ceph: fix a buffer leak in cephsetxattr The oldblob in cephsetxattr can store ci-ixattrs.preallocblob value during the retry. However, it is never called the cephbufferput for the oldblob object. This patch fixes the issue of the...

SUSE CVE-2026-53080

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsfw: fix NULL dereference of "old" filters before change Like pointed out by Sashiko 1, since commit ed76f5edccc9 "net: sched: protect filterchain list with filterchainlock mutex" TC filters are added to a shared blo...

SUSE SLES15 Security Update : kernel (Live Patch 47 for SUSE Linux Enterprise 15 SP4) (SUSE-SU-2026:2511-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2511-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.187 fixes various security issues The following security issues were fixed: ...

SUSE SLES15 Security Update : kernel (Live Patch 46 for SUSE Linux Enterprise 15 SP4) (SUSE-SU-2026:2496-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2496-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.184 fixes various security issues The following security issues were fixed: ...

SUSE SLES15 Security Update : kernel (Live Patch 44 for SUSE Linux Enterprise 15 SP4) (SUSE-SU-2026:2607-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:2607-1 advisory. This update for the SUSE Linux Enterprise Kernel 5.14.21-150400.24.176 fixes various security issues The following security issues were fixed: ...

UBUNTU-CVE-2026-53274

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix sleep-inside-lock in smcsetsockopt causing local DoS A logic flaw in smcsetsockopt allows a local unprivileged user to cause a Denial of Service DoS by holding the socket lock indefinitely. The function smcsetsockopt...

CVE-2026-53274 net/smc: fix sleep-inside-lock in __smc_setsockopt() causing local DoS

In the Linux kernel, the following vulnerability has been resolved: net/smc: fix sleep-inside-lock in smcsetsockopt causing local DoS A logic flaw in smcsetsockopt allows a local unprivileged user to cause a Denial of Service DoS by holding the socket lock indefinitely. The function smcsetsockopt...

CVE-2026-53264

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: use RCU with deferred freeing for action lifecycle When NEWTFILTER and DELFILTER are run concurrently it is possible to create a race with an associated action. Let's illustrate with CPU0 running NEWTFILTER and...

CVE-2026-53249 ipv4: restrict IPOPT_SSRR and IPOPT_LSRR options

In the Linux kernel, the following vulnerability has been resolved: ipv4: restrict IPOPTSSRR and IPOPTLSRR options This patch restricts setting Loose Source and Record Route LSRR and Strict Source and Record Route SSRR IP options to users with CAPNETRAW capability. This prevents unprivileged...

CVE-2026-53225

The CVE-2026-53225 entry describes a Linux kernel SCTP vulnerability in __sctp_rcv_asconf_lookup() where an unauthenticated peer can send a truncated ASCONF chunk; the code may read 16 bytes of uninitialized memory past the address parameter when the chunk’s length is misdeclared. Affected compon...

EUVD-2026-39311

In the Linux kernel, the following vulnerability has been resolved: netfilter: revalidate bridge ports ebtredirecttg dereferences brportgetrcu return without a NULL check, causing a kernel panic when the bridge port has been removed between the original hook invocation and an NFQUEUE reinject. A...