Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid walking the Namespace if startnode is NULL Although commit 0c9992315e73 “ACPICA: Avoid walking the ACPI Namespace if it is not there” fixed the issue when both startnode and acpigblrootnode were NULL, the Linux kern...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mtd: rawnand: cadence: The issue involves fixing a situation where the NULL pointer of the DMA device was dereferenced, without ensuring that cdnsctrl-dmac was properly initialized first. The pointer dmadev was being dereferenced...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Check NULL before accessing WHAT IGT kmscursorlegacy’s long-nonblocking-modeset-vs-cursor-atomic fails with a NULL pointer dereference. This issue can be reproduced when both an eDP panel and a DP monitor are...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: Endpoint – Avoid creating sub-groups asynchronously Asynchronous creation of sub-groups by a delayed operation could lead to a NULL pointer dereference when the driver directory is removed before the operation completes. The...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ceph: fixed NULL pointer dereference in cephmdsauthmatch The CephFS kernel client has a regression starting from 6.18-rc1. We have a issue with cephmdsauthmatch if fsname is NULL: c const char fsname =...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fix for NULL dereference on the root when tracing inode eviction. When evicting an inode, the first thing we do is to set up tracing for it, which involves fetching the root’s ID. However, in btrfsevictinode, the root migh...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cpufreq/longhaul: handled NULL policy in longhaulexit The longhaulexit function was calling cpufreqcpuget0 without checking for a NULL policy pointer. On some systems, this could lead to a NULL derefrence and a kernel warning or...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Timers: Fixed a NULL function pointer race condition in timershutdownsync. There is a race condition between timershutdownsync and timerexpiration, which can lead to a WARNON being triggered in expiretimers. The issue occurs...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/siw: Fixed a potential NULL pointer dereference during header processing. If siwgethdr returns -EINVAL before setrxfpducontext, qp-rxfpdu can be NULL. The error path in siwtcprxdata dereferences qp-rxfpdu-moreddpsegs...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ALSA: aloop – Fixedracy access during PCM trigger events The PCM trigger callback of the aloop driver attempts to check the PCM state and stop the stream of the tied substream in the corresponding cable. Since both the check and...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: scsi: qla2xxx: Validate sp before freeing associated memory System crash with the following signatures: 154563.214890 nvme nvme2: NVME-FC1: Controller connect complete 154564.169363 qla2xxx 0000:b0:00.1-3002:2: nvme: Sched: Se...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: char: applicom: fix NULL pointer dereference in acioctl Discovered by Atuin – Automated Vulnerability Discovery Engine. In acioctl, the validation of IndexCard and the check for a valid RamIO pointer are skipped when cmd is 6...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fixed a 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. Th...

Astra Linux – Vulnerability in Python-APT

Dereferencing a NULL pointer in TagSection.keys in Python-apt on APT-based Linux systems allows a local attacker to cause a denial of service process crash through a crafted deb822 file containing malformed non-UTF-8 keys...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nvmet: A race condition in nvmetbiodone has been fixed, which can lead to a NULL pointer dereference. There is a race condition in nvmetbiodone that can cause a NULL pointer dereference in blkcgroupbiostart: 1. nvmetbiodone is...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Buffer validation was corrected by including the size of the null-terminating character in the EA length. The smb2setea function, which handles Extended Attributes EA, conducted buffer validation checks that incorrectly...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: libceph: The monhandleauthdone function should return the error message. Currently, any error from cephauthhandlereplydone is propagated via finishauth, but it is not returned from monhandleauthdone. This results in higher-level...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfs: check the return value of xchkscrubcreatesubord. This function should be fixed to return NULL instead of the mangled ENOMEM value. Additionally, the calling functions should be corrected to actually check for a null pointer...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btusb: mediatek – Fixed a kernel crash that occurred when releasing the mtk iso interface. When performing reset tests and encountering abnormal card drop issues that lead to a kernel crash, it is necessary to perfo...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/hsr: A NULL pointer dereference was fixed in prpgetuntaggedframe. prpgetuntaggedframe calls pskbcopy to create frame-skbstd, but does not check whether the allocation fails. If pskbcopy returns NULL, skbclone is called with a...