Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed the bug in ext4writepages We encountered the following issue: EXT4-fs error device loop0: ext4mbgeneratebuddy:1141: group 0, block bitmap and bg descriptor inconsistent: 25 vs 31513 free cls ------------ cut here...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: Add a check for reserved GDT blocks We have identified a NULL pointer issue when resizing a corrupted ext4 image that has recently had the resize inode feature disabled without running e2fsck. This issue can be reproduced b...

Astra Linux – Vulnerability in advancecomp

It was discovered that Advancecomp v2.3 contains a heap buffer overflow vulnerability...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfc: pn533: Wait for outurb’s completion in pn533usbsendframe A use-after-free issue occurred in hcd when inurb sent from pn533usbsendframe was completed earlier than outurb. The callback in pn533sendComplete frees the skb dat...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Check for any of tcpbpfprots when cloning a listener. A listening socket linked to a sockmap has its skprot overridden. It points to one of the struct proto variants in tcpbpfprots. This variant depends on the...

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

In the Linux kernel, the following vulnerabilities have been resolved: geneve: Make sure to pull the inner header in geneverx. syzbot triggered a bug in geneverx 1 The issue is similar to the one I fixed in commit 8d975c15c0cd: "ip6tunnel: Make sure to pull the inner header in ip6tnlrcv" We need ...

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: drm/i915/gt: Resets queuepriorityhint when the queue is empty. Originally, with strict order execution, execution could only be completed when the queue was empty. Preempt-to-busy allows for the replacement of an active request...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: amdgputtmgartbind set gtt bound flag Otherwise, after the GTT context is released, the GTT and gart space are freed. However, amdgputtmbackendunbind does not clear the gart page table entry; instead, it leaves a valid...

Astra Linux – Vulnerability in binutils

A vulnerability was discovered in Binutils objdump prior to version 2.39.3. Attackers can exploit this vulnerability to cause a denial of service or other unspecified impacts through the function comparesymbols...

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

In the Linux kernel, the following vulnerability has been resolved: ipv6: fixed a possible Use-after-Allocation UAF in ip6finishoutput2. If skbexpandhead returns NULL, the skb is freed, and the associated dst/idev may also be freed. We need to hold the rcureadlock to ensure that the dst and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: SHAMPO, Fix incorrect page release Under the following conditions: 1 No skb has been created yet. 2 headersize == 0 no SHAMPO header. 3 headerindex + 1 % MLX5ESHAMPOWQHEADERPERPAGE == 0 this is the last page fragment o...

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

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: fixed a use-after-free in deviceforeachchild Syzbot has reported the following KASAN issue: BUG: KASAN: slab-use-after-free in deviceforeachchild+0x18f/0x1a0 Size 8 data read at address ffff88801f605308 by task kbne...

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: jbd2: avoided the bugon in jbd2journalgetcreateaccess when the file system is corrupted. The issue occurs when the file system is corrupted: ------------ cut here ------------ Kernel BUG at fs/jbd2/transaction.c:1289! Oops:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validate index root when initialize NTFS security This enhances the sanity check for $SDH and $SII while initializing NTFS security, guarantees these index root are legit. 162.459513 BUG: KASAN: use-after-free in...

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: Do not walk off the end of ealist. Add a check before visiting the members of ea to ensure that each ea remains within the ealist...

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

In the Linux kernel, the following vulnerability has been resolved: riscv/mm: Added handling for VMFAULTSIGSEGV in mmfaulterror. Handle VMFAULTSIGSEGV in the page fault path so that we can correctly kill the process without causing bugs in the kernel...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: hfs: Fixed OOB write operations in hfsasc2mac. Syzbot reported a OOB write bug: loop0: A change in capacity was detected, from 0 to 64. =========================================== Bug: KASAN: Out-of-bounds access in...

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: media: vidtv: Terminating the subsequent process due to initialization failure. syzbot reported a slab-use-after-free error in vidtvmuxinit. After PSI initialization fails, the si member is accessed again, resulting in this...

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: streamzap: fix race between device disconnection and urb callback Syzkaller has reported a general protection fault in the function irraweventstorewithfilter. This crash occurs due to a NULL pointer dereference of the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: arm64/fpsimd: Signal: Allocate SSVE storage when restoring ZA The code used to restore a ZA context does not attempt to allocate the task’s svestate before setting TIFSME. As a result, restoring a ZA context may place the task in...