Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: usbnet: Fixed the issue involving the use of smpprocessorid in preemptible code. Syzbot reported the following warning: BUG: Using smpprocessorid in preemptible 00000000 code: dhcpcd/2879. Caller: usbnetskbreturn+0x74/0x490,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/rds: Fixed a circular locking dependency in rdstcptune syzbot reported a circular locking dependency in rdstcptune, where sknetrefcntupgrade is called while holding the socket lock:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSD: The free copynotify stateid in nfs4freeolstateid has been fixed. Typically, the copynotify stateid is freed either when the parent’s stateid is being closed/freed, or in nfsd4laundromat if the stateid has not been used for ...

Astra Linux – Vulnerability in dcmtk

A vulnerability was identified in DCMTK up to version 3.6.9. This affects an unknown function in the library dcmimage/include/dcmtk/dcmimage/diybrpxt.h of the component dcm2img. Such manipulation leads to memory corruption. Local access is required to exploit this attack. The name of the patch is...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Before versions 7.1.2-15 and 6.9.13-40, the MSL interpreter would crash when processing an invalid element, causing it to use an image after it had been freed. Versions 7.1.2-15 and 6.9.13-40 include a...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: uas: Fixing the URB unmapping issue when the UAS device is removed during ongoing data transfer When a UAS device is unplugged during data transfer, there is a possibility of a system panic occurring. The root cause is...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NFSv4/pNFS: The NFSINOLAYOUTCOMMIT field was cleared in pnfsmarklayoutstateidInvalidial. This fix prevents a crash occurring when the layout is null during this call stack: write inode - nfs4write inode - pnfslayoutcommit inode...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: udc: fix use-after-free in usbgadgetstatework A race condition during the gadget teardown can lead to a use-after-free in usbgadgetstatework, as reported by KASAN: - BUG: KASAN: invalid-access in sysfs...

Astra Linux – Vulnerability in libheif

libheif is a decoder and encoder for HEIF and AVIF file formats. Prior to version 1.21.0, a crafted HEIF file that used overlay image item paths triggered a heap buffer overflow in HeifPixelImage::overlay. This function calculated a negative row length likely derived from an unclipped overlay...

Astra Linux – Vulnerability in Squid

Squid is a caching proxy for the Web. Prior to version 7.5, due to improper input validation, Squid was vulnerable to out-of-bound reads when handling ICP traffic. This issue allowed a remote attacker to access small amounts of memory that might contain sensitive information, by responding with...

Astra Linux – Vulnerability in OpenSSH

There is a vulnerability in the OpenSSH GSSAPI delta included in various Linux distributions. This vulnerability affects the GSSAPI patches added by various Linux distributions and does not affect the OpenSSH upstream project itself. The use of sshpktdisconnect on an error condition, which does n...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, a client-side heap buffer overflow occurred in the RDPGFX ClearCodec decode path, where maliciously crafted residual data caused out-of-bounds writes during color output. A malicious server could trigger a...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, xfPointerNew would free cursorPixels if there was a failure. After that, pointerfree would call xfPointerFree to free it again, which could trigger an ASan UAF. A malicious server could exploit this...

Astra Linux – Vulnerability in freerdp3

FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.21.0, deleting offscreen bitmaps caused gdi-drawing to point to freed memory, leading to UAF when related update packets arrived. A malicious server could trigger client-side use after the objects were freed,...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘hwmon: ibmpex fix use-after-free in high/low store’” This change is reflected in commit 6946c726c3f4c36f0f049e6f97e88c510b15f65d. Jean Delvare points out that the patch does not completely fix the reported problem...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: Audit: Added fchmodat2 to the “change attributes” class. fchmodat2, introduced in version 6.6, is currently not included in the “change attributes” class of audit. Calling fchmodat2 to change a file’s attributes in the same way a...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-15 and 6.9.13-40, when temporary file creation failed, readinfo was destroyed before its filename member could be accessed. This caused a NULL pointer dereference and resulting i...

Astra Linux – Vulnerability in pypdf2

pypdf is a free and open-source Python-based PDF library. Prior to version 6.7.2, an attacker who exploited this vulnerability could create a PDF that would lead to an infinite loop. This required reading the file. This issue has been fixed in pypdf 6.7.2. As a workaround, one can manually apply...

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: 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...