Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host – Added an alignment check for the event ring read pointer. Although we check the event ring read pointer using “isvalidringptr” to ensure it is within the buffer range, there is another risk that the pointer might...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: BPF: Protection against integer overflows for stack access sizes This patch reintroduces protection against access to stack memory having a negative value. The access size can appear negative due to overflow in its signed integer...

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

In the Linux kernel, the following vulnerability has been resolved: media: imon: fix access to invalid resources for the second interface The imon driver probes two USB interfaces. When probing the second interface, the driver assumes blindly that the first interface was bound to the same imon...

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

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: Correct check for empty list Since the commit a3c53be55c95 “net: dsa: mv88e6xxx: Support multiple MDIO buses“”, the function mv88e6xxxdefaultmdiobus has checked that the return value of listfirstentry is...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: quota: fixed the loop condition in f2fsquotasync The parameter cnt should be passed to sbhasquotaactive, rather than type, to correctly check the active quota. Moreover, when the type is -1, the compiler, with sufficient...

Astra Linux – Vulnerability in Ansible

A flaw was discovered in the Ansible Engine when using the moduleargs feature. Tasks executed with the --check-mode option do not properly neutralize sensitive data exposed in the event data. This flaw allows unauthorized users to read this data. The greatest threat posed by this vulnerability is...

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

In the Linux kernel, the following vulnerability has been resolved: media: vidtv: psi: Added a check for kstrdup. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid NULL pointer dereferencing...

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

In the Linux kernel, the following vulnerability has been resolved: iio: Magnetometer: rm3100 – added a boundary check for the value read from RM3100REGTMRC. Recently, we encountered a kernel crash in the function rm3100commonprobe, caused by out-of-bound access to the array rm3100samprates due 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: Wifi: brcmsmac – added a gain range check to wlcPhyiqcalgainparamsnphy. In wlcPhyiqcalgainparamsnphy, add a gain range check to WARN, instead of potentially unsafe access to the tbliqcalgainparamsnphy array. This fix has been...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed the issue of clearing dirty inodes in f2fsevictinode. As reported by Yanming in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=215904 The kernel message is as follows: Kernel BUG at fs/f2fs/inode.c:825! Call...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Tighten the checks for cgroup storage cookies for prog arrays The fix contained in commit abad3d0bad72 “bpf: Fix oob access in cgroup local storage” is still incomplete. The compatibility check for prog arrays treats a progr...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: checks dot and dotdot of dxroot before making dir indexed Syzbot reports the following issue: ============================================ BUG: Unable to handle page fault for address: ffffed11022e24fe PGD 23ffee067 P4D...

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

In the Linux kernel, the following vulnerability has been resolved: drm/komeda: check for error-valued pointer komedapipelinegetstate may return an error-valued pointer; therefore, it is necessary to check that the pointer has a negative or null value before dereferencing it...

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

In the Linux kernel, the following vulnerability has been resolved: netpoll: A race condition has been fixed in netpollowneractive. KCSAN detected a race condition in netpoll: - BUG: KCSAN: Data race in netrxaction/netpollsendskb. A write operation marked as 0xffff8881164168b0, 4 bytes is perform...

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: ALSA: firewire-lib: Avoid division by zero in applyconstrainttosize The step variable is initialized to zero. It is changed during the loop, but if it isn’t changed, it will remain zero. Add a variable check before the division...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.23.0, a missing bounds check in smartcardunpackreadsizealign libfreerdp/utils/smartcardpack.c:1703 allowed a malicious RDP server to crash the FreeRDP client through a reachable WINPRASSERT → abort mechanism. This...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: igc: Reinstate IGCREMOVED logic and implement it properly The initially merged version of the igc driver code via commit 146740f9abc4, "igc: Add support for PF" contained the following IGCREMOVED checks in the igcrd32/wr32 MMIO...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Fixing the use-after-free bug of nswriter when remounting the filesystem. If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on the disk, and it is remounted with read/write access, or if an...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed an array-index-out-of-bounds read in addmissingindices. stbl is an s8 type, but it must contain offsets into slots that can range from 0 to 127. A bound check was added for this error, and the error -EIO is returned if...

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

In the Linux kernel, the following vulnerability has been resolved: exec: Fix for the issue involving the comparison between permission checks and setuid/gid usage When opening a file for execution using dofilpopen, permission checks are performed based on the file’s metadata at that moment. If t...