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

A use-after-free vulnerability exists in the net/sched:clsfw component of the Linux kernel, which can be exploited to achieve local privilege escalation. If the tcfchangeindev function fails, fwsetparms will immediately return an error after incrementing or decrementing the reference counter in...

Astra Linux – Vulnerability in Tiff

In libtiff version 4.3.0, the unchecked dereference of a return value can allow attackers to trigger a denial-of-service attack through a crafted TIF file. For users who compile libtiff from source code, this issue has been fixed in the commit f2b656e2...

Astra Linux – Vulnerability in libxml2

The GNOME project’s libxml2 v2.9.10 has a global buffer over-read vulnerability in the xmlEncodeEntitiesInternal function within libxml2/entities.c. This issue has been fixed in the commit numbered 50f06b3e...

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

A heap out-of-bounds write vulnerability in the Linux Kernel Performance Events perf component of the Linux kernel can be exploited to achieve local privilege escalation. If the perfreadgroup function is called when the siblinglist of an event is smaller than that of its child, it may increment o...

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

A use-after-free vulnerability exists in the Linux kernel’s net/sched:clsu32 component, which can be exploited to achieve local privilege escalation. If the tcfchangeindev function fails, u32setparms will immediately return an error after incrementing or decrementing the reference counter in...

Astra Linux – Vulnerability in TIF format

LibTIFF 4.4.0 contains an out-of-bounds write vulnerability in tiffcrop, located at line 3609 of tools/tiffcrop.c. This vulnerability allows attackers to cause a denial-of-service attack through a malicious TIF file. For users who compile LibTIFF from source code, the fix is available in the comm...

Astra Linux – Vulnerability in TIF format

LibTIFF 4.4.0 contains an out-of-bounds read vulnerability in tiffcrop, located at line 3701 of tools/tiffcrop.c. This vulnerability allows attackers to cause a denial-of-service attack through a malicious tiff file. For users who compile LibTIFF from source code, the fix is available in the comm...

Astra Linux – Vulnerability in TIF format

LibTIFF 4.4.0 contains an out-of-bounds write vulnerability in tiffcrop, located at line 3502 of tools/tiffcrop.c. This vulnerability allows attackers to cause a denial-of-service attack through a malicious TIF file. For users who compile LibTIFF from source code, the fix is available in the comm...

Astra Linux – Vulnerability in TIF format

A out-of-bounds read error in tiffcp in libtiff 4.3.0 allows attackers to cause a denial-of-service attack through a crafted tiff file. For users who compile libtiff from source code, the fix is available in the commit 408976c4...

Astra Linux – Vulnerability in Freetype

It was discovered that the FreeType commit 1e2eb65048f75c64b68708efed6ce904c31f3b2f contains a heap buffer overflow issue through the sfntinitface function...

Astra Linux – Vulnerability in libxml2

Possible cross-site scripting vulnerability in libxml after commit 960f0e2...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4: Fixed an error in pnfsmarkrequestcommit, when performing ODIRECT operations. Fixed an error-prone condition in pnfsmarkrequestcommit, when adding a set of write operations to the commit list in order to reschedule them...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Error checking was added to ext4extreplaysetiblocks. If the call to ext4mapblocks fails due to a corrupted file system, ext4extreplaysetiblocks may get stuck in an infinite loop. This issue can be reproduced by running...

Astra Linux – Vulnerability in Linux 5.10, Linux

There are use-after-free vulnerabilities in the net/bluetooth/l2capcore.c files, specifically in the l2capconnect and l2capleconnectreq functions. These vulnerabilities may allow code execution and the leakage of kernel memory remotely via Bluetooth. A remote attacker can execute code that leaks...

Astra Linux – Vulnerability in Linux, Linux 5.10

There is a use-after-free in iouring in the Linux kernel. The signalfdpoll and binderpoll functions use a waitqueue whose lifetime is the current task. The waitqueue will send a POLLFREE notification to all waiters before it is freed. Unfortunately, the iouring poll does not handle POLFREE. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for leaking uninitialized memory in the fast-commit journal When space at the end of the fast-commit journal blocks is unused, make sure to zero it out so that uninitialized memory is not leaked to the disk...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check whether extcaps is valid in BL setup. LVDS connectors do not have extended backlight caps; therefore, check whether the pointer is valid before accessing it. Selected from commit...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvme: Fix for admin queue leaks upon controller reset When the nvmeallocadmintagset function is called during a controller reset, an existing admin queue may still exist. Properly release this queue before allocating a new one to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: fixed the issue of parameter context leaks during the damonsysfsnewtestctx function failure. Patches in the series “mm/damon/sysfs: fixed memory leaks and NULL pointer dereferencing issues”, version 4. DAMONSYSFS...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: Avoid using partially committed contexts. One major use of damoncall is the update of DAMON parameters online. This is done by calling damoncommitctx within the damoncall callback function. damoncommitctx can fail...