Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: add check read-only before txBeginAnon call Added a read-only check before calling txBeginAnon in extAlloc and extRecord. This prevents modification attempts on a read-only mounted filesystem, thereby avoiding potential erro...

Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: Fix null-ptr-deref in jfsioctrim Syzkaller Report Oops: general protection fault, probably for non-canonical address 0xdffffc0000000087: 0000 1 KASAN: null-ptr-deref in range 0x0000000000000438-0x000000000000043f CPU: 2 UID:...

CLSA-2025-1761139764 kernel: Fix of 39 CVEs

nfs: fix UAF in direct writes CVE-2024-26958 - NFSD: Fix the behavior of READ near OFFSETMAX CVE-2022-48827 - thermal: core: prevent potential string overflow CVE-2023-52868 - ath5k: fix OOB in ath5keepromreadpcalinfo5111 CVE-2021-47633 - RDMA/cma: Ensure rdmaaddrcancel happens before issuing...

CLSA-2026-1772815097 Fix of 104 CVEs

CVE-2025-38699 - scsi: bfa: Double-free fix CVE-2025-38699 CVE-2025-38697 - jfs: upper bound check of tree index in dbAllocAG CVE-2025-38697 CVE-2025-39823 - KVM: x86: use arrayindexnospec with indices that come from guest CVE-2025-39823 CVE-2025-39689 - ftrace: Also allocate and copy hash for...

CLSA-2026-1775779453 Fix of 119 CVEs

CVE-2025-39743 - jfs: truncate good inode pages when hard link is 0 CVE-2025-39743 CVE-2025-39685 - comedi: pcl726: Prevent invalid irq number CVE-2025-39685 CVE-2025-38713 - hfsplus: fix slab-out-of-bounds read in hfsplusuni2asc CVE-2025-38713 CVE-2025-38699 - scsi: bfa: Double-free fix...

CLSA-2025-1746479711 kernel-uek: Fix of 225 CVEs

sctp: sysctl: authenable: avoid using current-nsproxy - sctp: sysctl: cookiehmacalg: avoid using current-nsproxy CVE-2025-21640 - bpf: Use preemptcount directly in bpfsendsignalcommon - Revert "sctp: sysctl: cookiehmacalg: avoid using current-nsproxy" - jfs: fix slab-out-of-bounds read in eaget -...

Astra Linux – vulnerability in linux-5.10, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: fs: jfs: Fix UBSAN: array-index-out-of-bounds in dbAllocDmapLev Syzkaller reported the following issue: UBSAN: array-index-out-of-bounds in fs/jfs/jfsdmap.c:1965:6 index -84 is out of range for type 's8341' aka 'signed char341'...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: Fix array-index-out-of-bounds in diFree...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Prevent integer overflow in AG size calculation The JFS filesystem calculates allocation group AG size using 1 2TB aggregates, this 32-bit shift operation causes undefined behavior and improper AG sizing. On 32-bit...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: Regular file corruption check The reproducer creates a corrupted file on disk with a negative isize value. Add a check when opening this file to prevent subsequent operation failures...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG. This fix should apply to most URSAN bugs that were recently detected by syzbot, by addressing the issue related to dbMount. Since syzbot is allegedly feeding invalid data into the...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the JFS filesystem code within the Linux kernel, which allows a local attacker to cause the system to panic by enabling the ability to set extended attributes. This can lead to memory corruption or an escalation of privileges. The most significant threat posed by this...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: Fix shift-out-of-bounds in dbDiscardAG When searching for the next smaller log2 block, BLKSTOL2 returned 0, causing shift exponent -1 to be negative. This patch fixes the issue by exiting the loop directly when negative shif...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: fix uninitialized waitqueue in transaction manager The transaction manager initialization in txInit failed to properly initialize TxBlock0.waitor waitqueue, resulting in a crash when txEnd0 is called on read-only filesystems...

Astra Linux – vulnerability in linux, linux-5.10, linux-5.15, linux-6.1

In the Linux kernel, the following vulnerability has been resolved: fs/jfs: prevent double-free in dbUnmount after failed jfsremount Syzkaller reported the following issue: ================================================================== BUG: KASAN: double-free in slabfree mm/slub.c:3787 inline...

Astra Linux – vulnerability in linux-5.10, linux-5.15, linux

In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbAllocAG Syzbot identified a crash: UBSAN: shift-out-of-bounds in dbAllocAG. The underlying bug is the lack of a check on bmp-dbagl2size. This field can be larger than 64, causing a...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed a slab-out-of-bounds Read in dtSearch Currently, when searching for the current page in the sorted entry table of the page, there is an out-of-bound access. A bound check has been added to fix this error. Dave: The...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: jfsdmap: Validates dbl2nbperpage during mounting In jfsdmap.c, on line 381, BLKTODMAP is used to obtain a logical block number within dbFree. dbl2nbperpage, which represents the log2 of the number of blocks per page, is pass...

ROS-20261009-73-0081

The vulnerability of the jfs/namei.c component in the Linux operating system is related to integer overflow. Exploiting this vulnerability can allow an attacker to cause a service failure...

CVE-2026-97487

A flaw was found in the Linux kernel's Journaled File System JFS. An unhandled error when initializing the file system block size during mount operations allows a local user with mount privileges to cause a Denial of Service DoS. By attempting to mount an incompatible or crafted storage volume, a...