Astra Linux – vulnerability in linux-6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: mgmt: fix 'hdev-discovery.uuids' NULL dereference The 'uuidcount' member of struct 'discoverystate' is assigned and read without any locks; thus, there is a possibility that when uuidcount != 0 but uuids is NULL, a NUL...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: x86/i8259: The legacy PIC interrupts have been marked with IRQLEVEL. Baoquan reported that after triggering a crash, the subsequent boot process fails about half of the time. This occurs due to a NULL pointer dereference in the...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: wfx: Fixed a possible NULL pointer dereferencing in wfxsetmfpap. Since 'ieee80211beaconget' may return NULL, wfxsetmfpap should check the return value before examining the skb data. Therefore, the latter function should...

Astra Linux – vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: Calipso: Do not call Calipso functions for AFINET sk. Syzkaller reported a null-ptr-deref in txoptget. 0 The offset 0x70 corresponds to struct ipv6txoptions within struct ipv6pinfo; thus, struct ipv6pinfo was NULL at that locatio...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: mana: Added NULL guards in the teardown process to prevent panics during attach failures. When queue allocation fails halfway through, error cleanup releases variables apc-txqp and apc-rxqs containing NULL values. Multipl...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Added a check for the return value of getzeroedpage. Also, added a check for the return value of getzeroedpage in sclpconsoleinit to prevent null pointer dereferencing. Furthermore, to address the memory leak caused by...

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

In the Linux kernel, the following vulnerability has been resolved: media: mtk-vcodec: There is a potential null pointer dereference issue in the SCP code. The return value of devmkzalloc needs to be checked to avoid NULL pointer dereferences. This is similar to the CVE-2022-3113 vulnerability...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: smb/server: fixed a potential null-ptr-deref of leasectxinfo in smb2open A null-ptr-deref will occur when reqoplevel == SMB2OPLOCKLEVELLEASE and parseleasestate returns NULL. This issue was fixed by checking whether...

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: cifs: avoided NULL pointer dereferencing in debug calls. The cifsserverdbg function assumes that the server variable is non-NULL. Therefore, the calling sequence has been modified to avoid NULL pointer dereferencing. Identifie...

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: usb: typec: ucsi: displayport: Fixed NULL pointer access issues. This patch ensures that the UCSI driver waits for all pending tasks in the ucsidisplayportwork workqueue to complete execution before proceeding with the partner...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Julia Lawall reported this null pointer dereference issue, and this should fix it...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: lan966x: A crash occurs when adding an interface under a “lag” condition. A crash occurs when adding one of the lan966x interfaces under a “lag” condition. The issue can be reproduced as follows: bash ip link add name bond0 type...

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: media: af9005: Fix null-ptr-deref in af9005i2cxfer In af9005i2cxfer, msg is controlled by the user. When msgi.buf is null and msgi.len is zero, previous checks on msgi.buf will still be performed. Malicious data will eventually...

Astra Linux – Vulnerability in Harfbuzz

HarfBuzz is a text shaping engine. Prior to version 12.3.0, there was a null pointer dereference vulnerability in the SubtableUnicodesCache::create function located in src/hb-ot-cmap-table.hh. The function fails to check whether hbmalloc returns NULL before using placement new to construct an...

Astra Linux – vulnerability in linux-6.1, linux-5.10, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: pcmcia: Fix a NULL pointer dereference in iodynfindioregion In iodynfindioregion, pcmciamakeresource is assigned to res and used in pcibusallocresource. There is a dereference of res in pcibusallocresource, which could lead to a...

Astra Linux - уязвимость в linux-5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fix missing iop in ntfsreadmft There is null pointer dereference because iop == NULL. The bug happens because we don't initialize iop for records in $Extend...

Astra Linux – vulnerability in libde265

It has been discovered that libde265 v1.0.10 contains a NULL pointer dereference in the ffhevcputunweightedpred8sse function within sse-motion.cc. This vulnerability enables attackers to trigger a Denial of Service DoS condition by providing a specially crafted input file...

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: pstore: ramcore: Fixed an issue where an incorrect success return occurred when vmap failed. In persistentramvmap, vmap might return NULL upon failure. If the offset is non-zero, adding offsetinpagestart causes the function to...

Astra Linux - Vulnerability in linux-5.10, linux-6.1, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix NULL dereference when deactivating an inactive aggregate in qfqreset qfqclass-leafqdisc-q.qlen 0 does not imply that the class itself is active. Two qfqclass objects may point to the same leafqdisc. This...

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: media: em28xx: Fix for use-after-free in em28xxv4l2open The em28xxv4l2open function reads dev-v4l2 without holding the dev-lock. This creates a race condition that can lead to errors in em28xxv4l2init and em28xxv4l2fini. Both...