CVE-2026-46133

The CVE-2026-46133 issue affects Linux kernel’s Soft RoCE (RDMA/rxe) where an unauthenticated UDP packet with an unknown opcode could trigger an out-of-bounds read during ICRC/CRC processing due to missing validation of opcodes before length arithmetic. The advisory describes that entries in the ...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: crypto: arm64/poly1305 – fixed a read out-of-bound issue. A KASAN error was reported during fuzzing: BUG: KASAN: slab-out-of-bounds in neonpoly1305blocks.constprop.0+0x1b4/0x250 poly1305neon Read of size 4 at addr...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: zloop: fixed the KASAN use-after-free of tagset When a zoned loop device, or zloop device, is removed, the KASAN-enabled kernel reports “BUG KASAN use-after-free” in the blkmqfreetagset function. This bug occurs because...

Astra Linux - уязвимость в linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: lpass: Fix for KASAN use-after-free out of bounds. When we run syzkaller, we encounter an Out of Bounds error. The specific error message is: “KASAN: slab-out-of-bounds Read in regcacheflatread”. The issue can be traced as...

Astra Linux - уязвимость в linux, linux-5.10

In the Linux kernel, the following vulnerabilities have been resolved: usb: mtu3: fix listhead check warning This issue is caused by the uninitialization of listhead. Bug: KASAN: use-after-free in listdelentryvalid+0x34/0xe4. Call trace: dumpbacktrace+0x0/0x298 showstack+0x24/0x34...

CVE-2026-43449

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: Fix slab-out-of-bounds in nvmedbbufset dev-onlinequeues is a count incremented in nvmeinitqueue. Thus, valid indices are 0 through dev-onlinequeues − 1. This patch fixes the loop condition to ensure the index stays with...

CVE-2026-43197

CVE-2026-43197 concerns a Linux kernel netconsole vulnerability where messages from the console subsystem could be read out-of-bounds due to missing null-termination. The root cause is a netconsole write path that could access memory beyond the allocated buffer, observable as a slab-out-of-bounds...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Use VMMAP instead of VMALLOC for the ringbuf area. After the commit 2fd3fb0be1d1 “kasan, vmalloc: unpoison VMALLOC pages after mapping”, non-VMALLOC mappings will be marked as accessible in getvmareanode when KASAN is enable...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Avoid invalid reads in irdmanetevent. The irdmanetevent function should not dereference anything from “neigh” alias “ptr” until it has checked that the event is of type NETEVENTNEIGHUPDATE. Other events are pointed to...

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: PCI: Endpoint – Fix for handling the configfs group list head The use of listdel on the epfgroup field of struct pciepfdriver in pciepfremovecfs is incorrect. This field is a list head, not a list entry. This listdel call trigger...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mm: krealloc: Fixed an MTE false alarm in dokrealloc. This patch addresses an issue introduced by commit 1a83a716ec233, which caused MTE Memory Tagging Extension to falsely report a slab-out-of-bounds error. The problem occurs wh...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: cachefiles: fixed a slab-use-after-free in fscachewithdrawvolume We encountered the following issue during our fault injection stress test: ================================================================== BUG: KASAN:...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dm raid: fixed the KASAN warning in raid5adddisks. There is a KASAN warning in raid5adddisk when running the LVM testsuite. The warning occurs during the test lvconvert-raid-reshape-lineartoraid6-single-type.sh. We fixed this...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cifs: preventing use-after-free by freeing the cfile later. In smb2compoundop, there is a potential use-after-free that may lead to difficult debugging issues in the future. This issue was identified during stress testing with th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a6xx: Allocate sufficient space for GMU registers In commit 142639a52a01 “drm/msm/a6xx: fix crashstate capture for A650”, we changed a6xxgetgmuregisters to read 3 sets of registers. Unfortunately, we did not change the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sched/taskstack: fixed the objectisonstack function for KASAN-tagged pointers When CONFIGKASANSWTAGS and CONFIGKASANSTACK are enabled, the objectisonstack function may produce incorrect results due to the presence of tags in the...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: clk: zynqmp: Fixed a stack-out-of-bounds issue in strncpy “BUG: KASAN: Stack-out-of-bounds in strncpy+0x30/0x68” The Linux-ATF interface uses 16 bytes of SMC payload. If the clock name is longer than 15 bytes, the string...

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

In the Linux kernel, the following vulnerability has been resolved: x86: stopped playing “stack games” in the profilepc function. The profilepc function is used for timer-based profiling, which isn’t really that relevant anymore. It also makes assumptions about the stack layout that may not be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - Ice: Fixed the KASAN error in the LAG NETDEVUNREGISTER handler. Currently, the same handler is called for both the NETDEVBONDINGINFO LAG unlink notification and the NETDEVUNREGISTER call. This causes a problem, as the...

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

In the Linux kernel, the following vulnerability has been resolved: ftrace: Fixed invalid address access in lookuprec when the index is 0. KASAN reported the following issue: BUG: KASAN: use-after-free in lookuprec A read of size 8 at the address ffff000199270ff0 was performed by the task modprob...