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

In the Linux kernel, the following vulnerability has been resolved: TCP: Do not accept ACKs for bytes that we never sent. This patch is based on a detailed report and ideas from Yepeng Pan and Christian Rossow. The validation of ACK sequences currently follows the guidelines outlined in RFC 5961,...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: compress: fixed to avoid a use-after-free condition on dic. Call trace: memcpy+0x128/0x250 f2fsreadmultipages+0x940/0xf7c f2fsmpagereadpages+0x5a8/0x624 f2fsreadahead+0x5c/0x110 pagecacheraunbounded+0x1b8/0x590...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: Fixed a memory leak caused by LZMA global compressed deduplication. When testing microLZMA EROFS images with the new global compressed deduplication feature enabled -Ededupe, I discovered that some short-lived temporary...

Astra Linux – Vulnerability in elfutils

The libcpu component, which is used by libasm of elftools version 0.177 git 47780c9e, suffers from denial-of-service vulnerabilities caused by application crashes due to out-of-bounds write CWE-787, off-by-one errors CWE-193, and reachable assertions CWE-617. To exploit these vulnerabilities,...

Astra Linux – Vulnerability in Spice

A flaw was discovered in the spice library in versions prior to 0.14.92. A DoS tool could make it easier for remote attackers to cause a denial of service CPU consumption by performing multiple renegotiations within a single connection...

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

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: hda: Fixed an error related to the names of surround channels in version 9.1. The getlineoutpfx function may trigger an error due to overflowing a static array with more than 8 channels. This issue was reported on the...

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

In the Linux kernel, the following vulnerabilities have been resolved: bonding: Do not assume that the skbmacheader is set. Drivers must not assume that skbs have their macheader set. skb-data is all that is needed. bonding seems to be one of the last vulnerabilities detected by syzbot: WARNING:...

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: SCSI: QLA2xxx – Fixed potential NULL pointer dereferencing issues. The Klocwork tool reported that “curdsd” might be dereferenced. A fix has been added to validate the pointer before dereferencing it...

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

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: ac97 – Fixed a possible NULL dereference in sndac97mixer. Smatch error: sound/pci/ac97/ac97codec.c:2354; sndac97mixer error: We previously assumed that ‘rac97’ could be null see line 2072. Removed redundant assignments;...

Astra Linux – Vulnerability in GIMP

GIMP PSP File Parsing: An Off-by-One Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of GIMP. User interaction is required to exploit this vulnerability, as the target must visit a malicious page or open a malicio...

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

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Fixed a NULL pointer dereference in ‘niwrite inode’. Syzbot identified the following issue: Unable to handle a NULL pointer dereference at the virtual address 0000000000000016. Memory abort information: ESR =...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: rustbinder: fixed oneway spam detection The spam detection logic in TreeRange was executed before the current request was inserted into the tree. As a result, the new request wasn’t taken into account in the spam calculation...

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

In the Linux kernel, the following vulnerability has been resolved: dmaengine: Fixed a NULL pointer issue in the channel unregistration function. The dmaasyncdevicechannelregister function may fail. In the event of a failure, chan-local is freed with freepercpu, and chan-local becomes null. When...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: isotp: split the transmission timer into two parts—transmission and timeout. The timer for the transmission of isotp PDUs previously had two functions: 1. sending two consecutive frames with a specified time interval. 2...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: erofs: Fix inconsistent per-file compression format EROFS can select compression algorithms on a per-file basis. Each per-file compression algorithm needs to be marked in the on-disk superblock for initialization. However,...

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

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed another “off-by-one” issue with the fsmap for 1k-block file systems. It seems that syzbot discovered that issuing the FSMAP call as follows: c struct fsmaphead cmd = .fmhcount = ...; .fmhkeys = .fmrdevice = / ext4...

Astra Linux – Vulnerability in Linux, Linux 5.10

A vulnerability was discovered in the cgroupreleaseagentwrite function of the Linux kernel, within the kernel/cgroup/cgroup-v1.c file. Under certain circumstances, this flaw allows the use of the cgroups v1 releaseagent feature to escalate privileges and bypass namespace isolation unexpectedly...

Astra Linux – Vulnerability in Qemu

The ethgetgsotype function in net/eth.c in QEMU 4.2.1 allows guest OS users to trigger an assertion failure. A guest can crash the QEMU process by sending packet data that lacks a valid Layer 3 protocol...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: md/raid1: Proper indications of failure are provided when ending a failed write request. This patch addresses a data corruption bug in raid1 arrays that use bitmaps. Without this fix, the bitmap bits for failed I/O operations wou...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: pinctrl: mediatek: eint: Fixed invalid pointer dereferencing for v1 platforms The commit 3ef9f710efcb “pinctrl: mediatek: Added EINT support for multiple addresses” introduced an access to the ‘soc’ field of the struct mtkpinctrl...