CVE-2025-71083

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Avoid NULL pointer deref for evicted BOs It is possible for a BO to exist that is not currently associated with a resource, e.g. because it has been evicted. When devcoredump tries to read the contents of all BOs for...

CVE-2025-68820

In the Linux kernel, the following vulnerability has been resolved: ext4: xattr: fix null pointer deref in ext4rawinode If ext4getinodeloc fails e.g. if it returns -EFSCORRUPTED, iloc.bh will remain set to NULL. Since ext4xattrinodedecrefall lacks error checking, this will lead to a null pointer...

CVE-2025-68820

In the Linux kernel, the following vulnerability has been resolved: ext4: xattr: fix null pointer deref in ext4rawinode If ext4getinodeloc fails e.g. if it returns -EFSCORRUPTED, iloc.bh will remain set to NULL. Since ext4xattrinodedecrefall lacks error checking, this will lead to a null pointer...

CVE-2025-68820 ext4: xattr: fix null pointer deref in ext4_raw_inode()

In the Linux kernel, the following vulnerability has been resolved: ext4: xattr: fix null pointer deref in ext4rawinode If ext4getinodeloc fails e.g. if it returns -EFSCORRUPTED, iloc.bh will remain set to NULL. Since ext4xattrinodedecrefall lacks error checking, this will lead to a null pointer...

CVE-2025-68820

The CVE-2025-68820 entry corresponds to a resolved Linux kernel issue in ext4: xattr, where ext4_get_inode_loc() failures could leave iloc.bh NULL and ext4_xattr_inode_dec_ref_all() would not check errors, causing a NULL dereference in ext4_raw_inode() after get_inode_loc(). The associated connec...

CVE-2025-68798 perf/x86/amd: Check event before enable to avoid GPF

In the Linux kernel, the following vulnerability has been resolved: perf/x86/amd: Check event before enable to avoid GPF On AMD machines cpuc-eventsidx can become NULL in a subtle race condition with NMI-throttle-x86pmustop. Check event for NULL in amdpmuenableall before enable to avoid a GPF. Th...

CVE-2025-68797

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...

CVE-2025-68782

CVE-2025-68782 affects the Linux kernel SCSI target path. The issue arises when allocation of cmd->t_task_cdb fails and the pointer remains NULL, yet it is dereferenced later in the error path. The fix resets the NULL t_task_cdb to point at the default fixed-size buffer in error cases. Accordi...

CVE-2025-68782 scsi: target: Reset t_task_cdb pointer in error case

In the Linux kernel, the following vulnerability has been resolved: scsi: target: Reset ttaskcdb pointer in error case If allocation of cmd-ttaskcdb fails, it remains NULL but is later dereferenced in the 'err' path. In case of error, reset NULL ttaskcdb value to point at the default fixed-size...

CVE-2025-68776 net/hsr: fix NULL pointer dereference in prp_get_untagged_frame()

In the Linux kernel, the following vulnerability has been resolved: net/hsr: fix NULL pointer dereference in prpgetuntaggedframe prpgetuntaggedframe calls pskbcopy to create frame-skbstd but doesn't check if the allocation failed. If pskbcopy returns NULL, skbclone is called with a NULL pointer,...

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 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 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 found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fncm: Refactor the bind path to use free After a bind/unbind cycle, the ncm-notifyreq remains stale. If a subsequent bind fails, the unified error handling mechanism attempts to free this stale request. This leads to...

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 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 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 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 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...