Security update for the Linux Kernel (Live Patch 7 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.25 fixes various security issues: The following security issues were fixed: CVE-2026-46116: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete bsc1267370. CVE-2026-63802: blk-cgroup: fix UAF in blkcgrstatflush bsc1272283...

SUSE-SU-2026:4471-1 Security update for the Linux Kernel (Live Patch 7 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.25 fixes various security issues: The following security issues were fixed: - CVE-2026-46116: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete bsc1267370. - CVE-2026-63802: blk-cgroup: fix UAF in blkcgrstatflush bsc127228...

BIT-PYTHON-MIN-2026-12345 Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory

The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permissions and file flags reset, with the...

BIT-PYTHON-2026-12345 Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory

The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permissions and file flags reset, with the...

BIT-LIBPYTHON-2026-12345 Race condition in tempfile.TemporaryDirectory cleanup allows deleting files outside the temporary directory

The cleanup of tempfile.TemporaryDirectory is vulnerable to a race condition. An attacker who can modify the tree during cleanup can replace a directory with a symbolic link, causing files outside of the temporary directory to be deleted or have their permissions and file flags reset, with the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bonding: Annotate the data races around slave-lastrx. slave-lastrx and slave-targetlastarprx... can be read and written without locking. Add READONCE and WRITEONCE annotations. syzbot reported: BUG: KCSAN: Data race in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: fixed a race condition between nfsd registration and exportsproc Currently, nfsd calls createprocexportsentry at the beginning of initnfsd, and cleanup is performed by removeprocentry at the end of exitnfsd. This can lea...

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

In the Linux kernel, the following vulnerability has been resolved: libceph: fixed a race condition between delayedwork and cephmoncstop The way delayed work is handled in cephmoncstop is prone to races with monfault, and possibly also finishhunting. Both of these can requeue the delayed work,...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel before version 6.4.5, the file driver/gpu/drm/drmatomic.c contained a use-after-free during a race condition between a nonblocking atomic commit and a driver unloading process...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: tegra210-quad: Protect currxfer in tegraqspicombinedseqxfer The currxfer field is read by the IRQ handler without holding a lock. This allows the IRQ handler to check whether a transfer is in progress. When clearing the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: j1939: make j1939sessionactivate fail if the device is no longer registered. The syzbot still reports that unregisternetdevice: waiting for vcan0 to become free. Usage count = 2. Even after commit 93a27b5891b8 “can: j1939: a...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: rainshadow-cec: The TOCTOU race condition in raininterrupt has been fixed. In the interrupt handler raininterrupt, the check for buffer fullness on rain-buflen is performed before acquiring rain-buflock. This creates a...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ICMP: Fixed data races related to sysctlicmpechoenableprobe. When reading sysctlicmpechoenableprobe, it can be changed concurrently. Therefore, we need to add READONCE to its readers...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around the sysctltcpprobeinterval variable. When reading sysctltcpprobeinterval, it can be changed concurrently. Therefore, we need to add READONCE to its reader function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nfconntrack: A crash occurred when attempting to remove an uninitialized entry from the hash bucket list. A crash occurred while trying to remove the conntrack entry from the hash bucket list: Exception RIP:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The issue of “use-after-free” of conn-preauthinfo in the concurrent SMB2 NEGOTIATE process has been fixed. conn-preauthinfo represents information about a shared connection state struct preauthintegrityinfo, kmalloc-96. Th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: GPU: host1x – Fixed a race condition in syncptalloc and syncptfree. A race condition occurred between host1xsyncptalloc and host1xsyncptput, which was addressed by using krefputmutex instead of krefput plus manual mutex locking...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: char: tlclk: fixed a use-after-free in tlclkcleanup. This patch improves the module cleanup process in the tlclk driver to prevent potential use-after-free and race conditions. Currently, the fileoperations structure does not...

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

In the Linux kernel, the following vulnerability has been resolved: ALSA: line6: Fixed race conditions related to access to midibuf. There can be concurrent accesses to line6’s midibuf from both the URB completion callback and the rawmidi API. This could trigger KMSAN warnings triggered by...

Astra Linux – Vulnerability in Linux 5.10, Linux

Several Linux PV device frontends are vulnerable to attacks by backends that use grant table interfaces to remove access rights from resources. This can lead to potential data leaks, data corruption by malicious backends, and denial of service attacks. The backends that use these interfaces may n...