Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: uprobe: avoided out-of-bounds memory access when fetching args Uprobe needs to fetch args into a percpu buffer, and then copy them to the ring buffer to avoid non-atomic context problems. Sometimes user-space strings or arrays ca...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/mediatek: Fixed a coverage issue related to unintentional integer overflows. 1. Instead of multiplying two variables of different types, change the approach to assigning a value to one variable and then multiplying the oth...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Fixed a memory leak in presterarxtxswitchinit. When presterasdmaswitchinit failed, the memory pointed to by sw-rxtx wasn’t released. This issue has been addressed. The fix has only been compiled, but not...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix bridge mode operations when there are no VFs Currently, attempting to set the bridge mode attribute when numvfs=0 leads to a crash: bridge link set dev eth2 hwmode vepa 168.967392 BUG: kernel NULL pointer dereferenc...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iomap: Avoid truncating the 64-bit offset to 32 bits. On 32-bit kernels, iomapwritedelallocscan inadvertently used a 32-bit position due to folionextindex returning a unsigned long value. This could lead to an infinite loop when...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fixed a potential double-free in fsanycreategroups. When kcalloc is successful for ft-g, but kvzalloc fails for in, fsanycreatetable will free ft-g. However, its caller mlx5eDestroyFlowTable will free ft-g again by...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: mcan: mcantxhandler: fixed the issue where skb was freed after it had been used. The canPUTechoskb function clones a skb and then frees it. This function should be moved directly before the start of the xmit in hardware for...

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

In the Linux kernel, the following vulnerabilities have been resolved: clocksource: Use migratedisable to avoid calling getrandomu32 in an atomic context. The following bug report occurred with the PREEMPTRT kernel: - Bug: A sleeping function was called from an invalid context at...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tls: Fixed a NULL dereference issue in tlsswspliceeof, where an empty plaintext/ciphertext buffer could cause confusion in the sendfile process. When the plaintext/ciphertext skmsg is empty, the send path becomes confused because...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed an oopsable condition in nfspageioaddrequest. Ensured that nfspageioerrorcleanup resets the mirror array contents, so that the structure reflects the fact that it is now empty. Also changed the test in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs: ntfs3: fixed an infinite loop triggered by a zero-sized ATTRLIST. We have identified a bug in the ntfs3 file system that can lead to a Denial-of-Service DoS attack. A malformed NTFS image can cause an infinite loop when the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the inconsistency issue with the ISCHECKPOINTED flag caused by concurrent atomic commits and checkpoint writes. During SPO tests, when mounting F2FS, an -EINVAL error was returned from f2fsrecoverinodepage. This...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfc: hci: shdlc: Stop timers and perform cleanup before freeing the context. The llcshdlcdeinit function cleans up SHDLC skb queues and frees the llcshdlc structure. During this process, timer functions and the state machine may...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: seg6: Fixed parameter passing when calling NFHOOK in the End.DX4 and End.DX6 behaviors. The functions inputactionenddx4 and inputactionenddx6 call NFHOOK for the PREROUTING hook. During the PREROUTING hook, a valid indev and a...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: qla1280: A kernel oops occurs when the debug level is greater than 2. A null dereference or oops exception will eventually occur when the qla1280.c driver is compiled with DEBUGQLA1280 enabled and when qldebuglevel is great...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: kcm: fixed the order of calls to strpinit and cleanup. strpinit is called just a few lines above this csk-skuserdata check. It also initializes strp-work, etc. Therefore, there’s no need to call strpdone to cancel the newly...

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: macintosh/machid: fixed a race condition in machidtoggleemumouse The following warning appears when running syzkaller, and this issue also exists in the mainline code. ------------ Cut here ------------ listadd double add:...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

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

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

In the Linux kernel, the following vulnerability has been resolved: ad7780: fixed the issue of dividing by zero in ad7780writeraw. In ad7780writeraw, val2 can be zero, which may lead to a division by zero error in DIVROUNDCLOSEST. ad7780writeraw is based on iioinfo’s writeraw function. While val ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Check whether hwpp is valid in dpuencoderhelperphyscleanup. The commit 8b45a26f2ba9 “drm/msm/dpu: Reserve CDM blocks for writeback in case of YUV output” introduced a warning about another conditional block in...