ALSA-2026:33685 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: ALSA: usb-audio: Add sanity check for OOB writes at silencing CVE-2026-43279 kernel: ALSA: aloop: Fix peer runtime UAF during format-change stop CVE-2026-46090 kernel: RDMA/vmwpvrdma: Fix...

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...

RLSA-2026:27789 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: can: isotp: fix tx.buf use-after-free in isotpsendmsg CVE-2026-31474 kernel: mptcp: fix slab-use-after-free in inetlookupestablished CVE-2026-31669 kernel: xen/privcmd: fix double free vi...

UBUNTU-CVE-2026-53188

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Validate the passed in fops for ibgetucaps Sashiko pointed out it is not safe to rely only on the devt because char/block alias so if the user finds a block device with the same devt it can masquerade as a ucap cdev fd...

CVE-2026-53188 RDMA/core: Validate the passed in fops for ib_get_ucaps()

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Validate the passed in fops for ibgetucaps Sashiko pointed out it is not safe to rely only on the devt because char/block alias so if the user finds a block device with the same devt it can masquerade as a ucap cdev fd...

CVE-2026-53188

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Validate the passed in fops for ibgetucaps Sashiko pointed out it is not safe to rely only on the devt because char/block alias so if the user finds a block device with the same devt it can masquerade as a ucap cdev fd...

CVE-2026-53176

CVE-2026-53176 affects the Linux kernel iSER (IB/isert) login handling in ib_isert.c. A remote iSER initiator could send a login PDU shorter than ISER_HEADERS_LEN (76), causing an integer underflow in isert_login_recv_done() when computing login_req_len, leading to a negative length used in a mem...

CVE-2026-52995 net/rds: zero per-item info buffer before handing it to visitors

In the Linux kernel, the following vulnerability has been resolved: net/rds: zero per-item info buffer before handing it to visitors rdsforeachconninfo and rdswalkconnpathinfo both hand a caller-allocated on-stack u64 buffer to a per-connection visitor and then copy the full itemlen bytes back to...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: The reference count of the device should always be dropped in ibdelsubdeviceandput. Since nldevdeldev introduced in commit 060c642b2ab8 “RDMA/nldev: Add support for adding/deleting a sub IB device through netlink” grab...

EUVD-2026-38709

In the Linux kernel, the following vulnerability has been resolved: net/rds: fix NULL deref in rdsibsendcqehandler on masked atomic completion rdsibxmitatomic always programs a masked atomic opcode IBWRMASKEDATOMICCMPANDSWP or IBWRMASKEDATOMICFETCHANDADD for every RDS atomic cmsg. But the...

CVE-2026-52939

CVE-2026-52939 is addressed by the Debian/Ubuntu Linux kernel fixes in the 6.1.y series. Debian LTS advisories (DLA-4671, DLA-4665) indicate linux-6.1 packages are updated to mitigate this issue, e.g., Debian 11/12 updates shipping linux-6.1 with CVE-2026-52939 included and patched versions such ...

PT-2026-51889

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the Linux kernel where the functions rds for each conn info and rds walk conn path info pass a caller-allocated on-stack u64 buffer to a per-connection visitor. The...

Oracle Linux 8 : kernel (ELSA-2026-27353)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-27353 advisory. - net/sched: fix pedit partial COW leading to page cache corruption Ivan Vecera RHEL-177582 CVE-2026-46331 - net/sched: actpedit: free pedit keys on...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed the issue with mlx5ibgethwstats when used for devices. Currently, when mlx5ibgethwstats is used for a device where portnum = 0, there is a special handling to ensure that the correct counters are used. However,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: IB/mad: Do not call to functions that might sleep while in atomic context. Tracepoints are not allowed to sleep. As a result, the following error is generated due to a call to ibquerypkey in atomic context. WARNING: CPU: 0 PID:...

SUSE-SU-2026:21933-1 Security update for the Linux Kernel (Live Patch 8 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-30.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

SUSE-SU-2026:21940-1 Security update for the Linux Kernel (Live Patch 17 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-40.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

SUSE-SU-2026:21938-1 Security update for the Linux Kernel (Live Patch 14 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-38.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

SUSE-SU-2026:21921-1 Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-32.1 fixes various security issues The following security issues were fixed: - CVE-2025-54518: AMD-SN-7052: CPU OP Cache Corruption bsc1264096. - CVE-2026-23243: RDMA/umad: Reject negative datalen in ibumadwrite bsc1259798. - CVE-2026-23274:...

drm/amdgpu: Add bounds checking to ib_{get,set}_value

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