CVE-2025-68776

CVE-2025-68776 affects the Linux kernel path in net/hsr where prp_get_untagged_frame() uses __pskb_copy() to build frame->skb_std. If __pskb_copy() returns NULL (allocation failure), skb_clone() is called on NULL, causing a crash (general protection fault) as described in the CVE description. ...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ASoC: qcom: audioreach: fixed the potential null pointer dereferencing issue. It is possible that the topology parsing function audioreachwidgetloadmodulecommon might return NULL or an error pointer. A NULL check should be added ...

Astra Linux – Vulnerability in OpenSSL

Issue summary: If an application using the SSLCIPHERfind function in a QUIC protocol client or server receives an unknown cipher suite from the peer, a NULL pointer dereference occurs. Impact summary: A NULL pointer dereference leads to abnormal termination of the running process, causing a Denia...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/atom: Check kcalloc for the WS buffer in amdgpuatomexecutetablelocked. kcalloc may fail. When WS is non-zero and allocation fails, ectx.ws remains NULL while ectx.wssize is set. This can lead to a potential NULL pointe...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: dlink: handle copythresh allocation failure The driver did not handle the failure of netdevallocskbip-align. If the allocation fails, dereferencing skb-protocol could lead to a NULL pointer dereference. This patch attempts t...

Astra Linux – Vulnerability in fluidsynth

Fluidsynth-2.4.6 and earlier versions are vulnerable to null pointer dereferencing in the fluidsynthmonopoly.c file, which can occur when loading an invalid MIDI file...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Fixed a NULL dereference in ath11kqmim3load. If ab-fw.m3data points to data, then the fw pointer remains null. Further, if m3mem is not allocated, then fw is dereferenced and passed to the ath11kerr function. Replac...

Astra Linux – Vulnerability in OpenSSL

Issue summary: An invalid or NULL pointer dereference can occur in an application processing a malformed PKCS12 file. This can lead to a Denial of Service attack. Impact summary: An application processing a malformed PKCS12 file may inadvertently dereference an invalid or NULL pointer during memo...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: fec: A potential issue related to NPD has been fixed in fecenetPhyResetAfterclkEnable. The function phyfinddevice may return NULL. Therefore, we need to be careful when dereferencing phydev...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: sunrpc: Fixed the issue of null pointer dereferencing on zero-length checksums. In xdrstreamdecodeopaqueauth, the value of checksum.len causes checksum.data to be set to NULL. This triggers a NPD when accessing checksum.data in...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs/proc/taskmmu: check p-vecbuf for NULL When the PAGEMAPSCAN ioctl is invoked with veclen = 0 and results in pagemapscanbackoutrange, the kernel panics due to a null-ptr-deref. 44.936808 Oops: general protection fault, likely fo...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ASoC: amd/sdwutils: avoid NULL deref when devmkasprintf fails devmkasprintf may return NULL when memory allocation fails. However, the debug message prints cpus-dainame before checking it. Move the devdbg call after the NULL chec...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sctp: A null dereference in the sctpdisposition sctpsfdo51Dce function has been fixed. If newasoc-peer.adaptationind=0, sctpulpeventmakeauthkey=0, and sctpulpeventmakeauthkey returns 0, then the variable aiev remains zero, an...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs/notify: Calling intotifyshowfdinfo on a file descriptor that watches an overlayfs inode, while the overlayfs is being unmounted, can lead to dereferencing a NULL pointer. This issue was discovered by syzkaller. Race Condition...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: schcake: Fixed incorrect qlen reduction in cakedrop In cakedrop, qdisctreereducebacklog is used to update the qlen and backlog of the qdisc hierarchy. Its caller, cakeenqueue, assumes that the parent qdisc will enqueue...

SUSE CVE-2026-22693

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

ROS-20260113-7334

A vulnerability in the dcn32setoutputtransferfunc function of the drivers/gpu/drm/amd/display/dc/dcn32/dcn32/dcn32hwseq.c module of the Direct Rendering Infrastructure DRI support driver for AMD graphics cards in the Linux operating system kernel is related to pointer dereferencing. Exploitation ...

ROS-20260113-7318

A vulnerability in the mlx5eswitchsetvepa function of the Mellanox Ethernet network adapter driver in the Linux kernel is related to pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

ROS-20260113-7307

A vulnerability in the iceprepareforreset function of the Intel Ethernet network adapter support driver of the Linux kernel is related toL pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from failure to reset the ttaskcdb pointer in the wrong path, which could result in a null pointer dereference...