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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/mdp5: Added a check for kzalloc. Since kzalloc may fail and return a NULL pointer, it’s better to check the return value in order to avoid dereferencing a NULL pointer. Patchwork:...

Astra Linux – Vulnerability in Poppler

A issue was discovered in Poppler 0.71.0. There is a potentially fatal abort in Object.h; this will lead to a denial of service, as EmbFile::save2 in FileSpec.cc lacks a stream check before saving an embedded file...

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

In the Linux kernel, the following vulnerability has been resolved: The issue in the j1939tptxdatnew function could lead to out-of-bounds memory access. In the j1939tptxdatnew function, an out-of-bounds memory access might occur during the memcpy operation if the size of skb-cb is larger than the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: HID: uclogic: Add a NULL check in uclogicinputconfigured. The devmkasprintf function returns NULL when memory allocation fails. Currently, uclogicinputconfigured does not check for this case, resulting in a NULL pointer being...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ata: libata-sff: It has been ensured that we cannot write outside the allocated buffer. Reveliofuzzing reported that an SCSIIOCTLSENDCOMMAND ioctl with outlen set to 0xd42, SCSI command set to ATA16 PASS-THROUGH, ATA command set ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: SOF: Added bounds checking to firmware data. Smatch complains that “head-fullsize – head-headersize” can cause underflow. To some extent, we will always have to trust the firmware. However, it’s easy to add checks for...

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

In the drivers/mtd/ubi/vtbl.c file in the Linux kernel, up to version 6.7.4, it is possible for the code to attempt to allocate zero bytes, resulting in a crash due to a missing check for ubi-lebsize...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: panasonic-laptop: Fixed out-of-bounds accesses to the SINF array. The panasonic laptop code in various places uses the SINF array with index values ranging from 0 to SINFCURBRIGHT0x0d, without checking whether the...

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: usb: typec: bus: verify partner exists in typecaltmodeattention Some USB hubs will negotiate DisplayPort Alt mode with the device. However, they will then negotiate a data role swap after entering the Alt mode. This data role swa...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: The issue of page corruption caused by aracy check in freepages has been fixed. When we upgraded our kernel, we began encountering certain types of page corruption, such as the following: - BUG: Bad page state in the process...

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: jfs: Regular file corruption check The reproducer builds a corrupted file on disk with a negative isize value. Add a check when opening this file to avoid subsequent operation failures...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - svcrdma: The bound check of rqpages index in the inline path. - svcrdmacopyInlineRange: Indexing rqstp-rqpagesrccurpage without verifying that rccurpage remains within the allocated page array. Add guards before the first us...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: jfs: fixed a null pointer dereference in dtInsertEntry Reported by syzbot General protection fault, likely for a non-canonical address 0xdffffc0000000001: 0000 1 PREEMPT SMP KASAN PTI KASAN: nullptrderef in range...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Check if there is a station first in the client probe. When probing a client, first check if one exists, and then check the channel context. Otherwise, a warning can easily be triggered by probing when the AP hasn...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: Invalid parameter check in dpusetupdspppcc The function performs a check on the “ctx” input parameter, however, it is used before the check. The “base” variable is initialized after the sanity check to avoid a possib...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: L2CAP: Fix for u8 overflow By continuously sending L2CAPCONFREQ packets, chan-numconfrsp increases multiple times, eventually exceeding the maximum number i.e., 255. This patch prevents this issue by adding a bounda...

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

In the Linux kernel, the following vulnerability has been resolved: ALSA: Core: Fix for NULL module pointer assignment at card init The commit 81033c6b584b “ALSA: Core: Warn on empty module” introduced a WARNON function for handling NULL module pointers passed during object creation using sndcard...

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: scsi: target: targetcoreconfigfs: Added a length check to avoid buffer overflow. A buffer overflow occurs due to the use of snprintf to write data into the buffer “buf” in the targetlugpmembersshow function located in...

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: crypto: essiv – The ssizei check is moved to the beginning of essivaeadcrypt, so it is also checked for decryption and in-place encryption operations...

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: Apparmor: Fixed a missing bounds check on the DEFAULT table in verifydfa. The verifydfa function only checks the bounds of DEFAULTTABLE when the state is not differentially encoded. When the verification loop traverses the...