Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mptcp: Fallback earlier on simultaneous connections Syzkaller reports a race condition in simultaneous connections that leads to inconsistent fallback behavior. WARNING: CPU: 3 PID: 33 at net/mptcp/subflow.c:1515...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv4: A reference count leak was fixed when using error routes with nexthop objects. When a nexthop object is deleted, it is marked as “dead”, and then fibtableFlush is called to flush all routes that use the dead nexthop. The...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid updating compression context during writeback Bai, Shuangpeng reported a bug as below: Oops: divide error: 0000 1 SMP KASAN PTI CPU: 0 UID: 0 PID: 11441 Comm: syz.0.46 Not tainted 6.17.0 1 PREEMPTfull Hardware...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ACPI: APEI: Send SIGBUS to the current task if a synchronous memory error is not recovered. If a synchronous error is detected due to a user-space process triggering a 2-bit uncorrected error, the CPU will raise an exception,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Input: lkkbd – Disabling pending work before freeing the device. The lkkbdinterrupt function schedules the lk-tq queue via schedulework. The work handler lkkbdreinit dereferences the lkkbd structure and its serio/inputdev fields...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: F2FS: Invalidate the dentry cache when failing to create a whiteout entry. F2FS allows for mounting file systems with corrupted directory depth values that are clamped to MAXDIRHASHDEPTH at runtime. When RENAMEWHITEOUT operations...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Net: Fixing segmentation issues with forwarding fraglists for GRO packets. This patch improves the handling of GSO segmentation by properly checking the SKBGSODODGY flag for GSO packets with a fraglist. This addresses low...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: media: mediatek: vcodec: The use of a spinlock for the context list protection lock was corrected. Previously, a mutex was added to protect the encoder and decoder context lists from unexpected changes originating from the SCP IP...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Added a missing NULL pointer check for the pingpong interface. This check is almost always performed in dpuencoderphyswbsetupctl, but in a single location, the check is missing. Also, use convenient locals variables...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘wireguard: device: enable threaded NAPI’” This resolution involves commit 933466fc50a8e4eb167acbd0d8ec96a078462e9c, which is a commit from upstream. We received three independent reports from production users who were...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: regmap: slimbus: Fix the buscontext pointer in regmap init calls The commit 4e65bda8273c “ASoC: wcd934x: Fix error handling in wcd934xCodecParsedata” revealed the issue in the slimbus regmap. This commit causes audio playback ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: f2fs: Ensure that node page reads are completed before f2fsputsuper finishes. The Xfstests generic/335 and generic/336 tests sometimes crash with the following message: F2FS-fs dm-0: Detect a reference count leak in the filesyste...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Staging: rtl8723bs: Fixed an out-of-bounds read during the parsing of the OnBeacon Extended Supported Rates ESR extension. The handling of the ESR extension during the OnBeacon phase involves accessing p + 1 + ielen and p + 2 +...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: target: tcmloop: Fixed a segfault in tcmlooptpgaddressshow If the allocation of tlhba-sh fails in tcmloopdriverprobe, and we attempt to dereference it in tcmlooptpgaddressshow, we will encounter a segfault. See below for an...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Ceph: Fixed a crash in processv2sparseread for encrypted directories. A crash in processv2sparseread for fscrypt-encrypted directories has been reported. This issue occurs in the Ceph msgr2 protocol in secure mode. It can be...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mptcp: Initialize rcvmss before calling tcpsendactivereset in mptcpdofastclose. syzbot reported a divide-by-zero issue in tcpselectWindow for MPTCP sockets. 0 We had a similar issue with bare TCP and fixed it in commit 499350a5a6...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/tegra: Added a call to putpid. Added a call to putpid corresponding to gettaskpid. host1xmemorycontextalloc does not take ownership of the PID, so we need to free it here to avoid leaks. [email protected]: reword commit...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usbnet: Prevents free active kevent The root causes of this issue are as follows: 1. When probing the usbnet device and executing usbnetlinkchangedev, 0, 0, the kevent operation is placed in the global workqueue. However, the...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: pmdomain: imx8m-blk-ctrl: The separate reset and clock enable bits are removed for the 8MQ VPU. For the i.MX8MQ platform, the ADB in the VPUMIX domain does not have separate reset and clock enable bits. Instead, both are enabled...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtl8xxxu: Fixed a slab-out-of-bounds issue in rtl8xxxustaadd. The driver does not set hw-stadatasize, which causes mac80211 to allocate insufficient space for the driver’s private station data in stainfoalloc. When...