Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerability has been resolved: kcm: Fixed a memory leak in the error path of kcmsendmsg. The syzbot reported a memory leak as follows: BUG: Memory leak Unreferenced object 0xffff88810b088c00 size 240: Comm “syz-executor186”, pid 5012, jiffies 4294943306 age...

Unity Linux 20.1070e Security Update: kernel (UTSA-2026-013379)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-013379 advisory. In the Linux kernel, the following vulnerability has been resolved: kcm: Fix memory leak in error path of kcmsendmsg syzbot reported a memory leak like below: BUG:...

The vulnerability of the kcm_sendmsg() function in the net/kcm/kcmsock.c module, which is part of the Linux kernel’s networking functions, allows a hacker to cause a service failure.

The vulnerability of the kcmsendmsg function in the net/kcm/kcmsock.c module, which implements networking functions in the Linux kernel, is related to improper memory release memory leak. Exploiting this vulnerability may allow a remote attacker to cause service interruptions...

CVE-2023-54112

In the Linux kernel, the following vulnerability has been resolved: kcm: Fix memory leak in error path of kcmsendmsg syzbot reported a memory leak like below: BUG: memory leak unreferenced object 0xffff88810b088c00 size 240: comm "syz-executor186", pid 5012, jiffies 4294943306 age 13.680s hex dum...

CVE-2023-54112 kcm: Fix memory leak in error path of kcm_sendmsg()

In the Linux kernel, the following vulnerability has been resolved: kcm: Fix memory leak in error path of kcmsendmsg syzbot reported a memory leak like below: BUG: memory leak unreferenced object 0xffff88810b088c00 size 240: comm "syz-executor186", pid 5012, jiffies 4294943306 age 13.680s hex dum...

CVE-2023-54112: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kcm: Fix memory leak in error path of kcmsendmsg syzbot reported a memory leak like below: BUG: memory leak unreferenced object 0xffff88810b088c00 size 240: comm "syz-executor186", pid 5012, jiffies 4294943306 age 13.680s hex dum...

CVE-2023-53825: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: kcm: Fix error handling for SOCKDGRAM in kcmsendmsg. syzkaller found a memory leak in kcmsendmsg, and commit c821a88bd720 "kcm: Fix memory leak in error path of kcmsendmsg" suppressed it by updating kcmtxmsghead-lastskb if partia...

Azure Linux 3.0 Security Update: kernel (CVE-2024-44946)

The version of kernel installed on the remote Azure Linux 3.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2024-44946 advisory. - In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same...

SUSE SLES12: cluster-md-kmp-rt / dlm-kmp-rt / gfs2-kmp-rt / kernel-devel-rt / etc (SUSE-SU-2024:3566-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:3566-1 advisory. The SUSE Linux Enterprise 12 SP5 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: -...

CVE-2024-44946

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...

CVE-2024-44946

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...

CVE-2024-44946

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...

CVE-2024-44946

CVE-2024-44946 (Linux kernel, KCM) has a confirmed UAF/double-free risk in kcm_release arising when one thread frees an skb still in the KCM write queue due to concurrent kcm_sendmsg() operations. The issue occurs when a thread building a MSG_MORE skb holds kcm->seq_skb while another thread co...

CVE-2024-44946 kcm: Serialise kcm_sendmsg() for the same socket.

In the Linux kernel, the following vulnerability has been resolved: kcm: Serialise kcmsendmsg for the same socket. syzkaller reported UAF in kcmrelease. 0 The scenario is 1. Thread A builds a skb with MSGMORE and sets kcm-seqskb. 2. Thread A resumes building skb from kcm-seqskb but is blocked by...