CVE-2026-74589

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

CVE-2026-74589

A use-after-free vulnerability exists in the Linux kernel's BPF sockmap feature, specifically in the sk_redir handling within tcp_bpf_sendmsg_redir(). The function tcp_bpf_send_verdict() copies the psock->sk_redir pointer while holding the source socket lock but fails to take a reference for t...

CVE-2026-74589 bpf, sockmap: Fix sk_redir use-after-free in send verdict

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

EUVD-2026-64526

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

CVE-2026-74589 bpf, sockmap: Fix sk_redir use-after-free in send verdict

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

SUSE CVE-2026-68284

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix cork use-after-free in tcpbpfsendmsg tcpbpfsendmsg keeps msgtx across skstreamwaitmemory, which drops and reacquires the socket lock. Its error path tries to decide whether msgtx names the local temporary messag...

CVE-2026-74589: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

CVE-2026-74589: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

PT-2026-79594

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A use-after-free issue exists in the bpf sockmap component. The function tcp bpf send verdict copies a pointer to psock-sk redir while holding the source socket lock but fails to take a...

Linux Distros Unpatched Vulnerability : CVE-2026-74589

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer whi...

CVE-2026-74589: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix skredir use-after-free in send verdict skpsockmsgverdict takes a socket reference for psock-skredir. tcpbpfsendverdict copies that pointer while holding the source socket lock, but does not take a reference for...

CVE-2026-74257

A flaw was found in the Linux kernel's sockmap feature. The udpbpfrecvmsg function, responsible for handling message reception, lacks proper serialization for skmsg objects. This allows multiple threads to access and modify the same skmsg object concurrently, resulting in a use-after-free...

SUSE-SU-2026:23244-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2025-68741: scsi: qla2xxx: Fix improper freeing of purex item bsc1255703. - CVE-2025-68818: scsi: Revert "scsi: qla2xxx: Perform lockless command...

SUSE-SU-2026:23193-1 Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and Micro 6.1 RT kernel was updated to fix various security issues: The following security issues were fixed: - CVE-2025-68741: scsi: qla2xxx: Fix improper freeing of purex item bsc1255703. - CVE-2025-68818: scsi: Revert "scsi: qla2xxx: Perform lockless command...

Linux Distros Unpatched Vulnerability : CVE-2026-74256

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - bpf, sockmap: fix integer overflow in bpfmsgpopdata bounds check start and len are u32, so u64 last = start + len; evaluates start + len in 32-bit and wraps...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100504)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100504 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: reject overflowing copy + len in bpfmsgpushdata When the scatterlist ring is full o...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100557)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100557 advisory. In the Linux kernel, the following vulnerability has been resolved: bpf: sockmap: fix tail fragment offset in bpfmsgpushdata When bpfmsgpushdata inserts data in the...

AZL-96573 CVE-2026-74257 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: sockmap: Fix use-after-free in udpbpfrecvmsg syzbot reported use-after-free of struct skmsg in skmsgrecvmsg. 0 skmsgrecvmsg peeks skmsg from psock-ingressmsg under a lock, but its processing is lockless. Thus, skmsgrecvmsg must b...

CVE-2026-74257

In the Linux kernel, the following vulnerability has been resolved: sockmap: Fix use-after-free in udpbpfrecvmsg syzbot reported use-after-free of struct skmsg in skmsgrecvmsg. 0 skmsgrecvmsg peeks skmsg from psock-ingressmsg under a lock, but its processing is lockless. Thus, skmsgrecvmsg must b...

CVE-2026-74256

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: fix integer overflow in bpfmsgpopdata bounds check start and len are u32, so u64 last = start + len; evaluates start + len in 32-bit and wraps before storing it in last. The bounds check if start = offset + l || las...