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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Null pointers are checked before using dc-clkmgr. WHY & HOW dc-clkmgr is already checked for null values in the same function; this indicates that it may be null. The value “dc” is passed to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: qcom: q6apm: fixed a NULL pointer dereferencing in graphcallback. When q6apmfreefragments is called, it frees rxdata.buf/txdata.buf and sets them to NULL under graph-lock. A late DSP buffer-done response can cause issues...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Tracing: kprobe: Fixed a potential null-ptr-dereference in tracearray in kprobeeventgentestexit When testgenkprobecmd fails after kprobeeventgencmdend, it will go to delete, which will call kprobeeventdelete and release the...

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: dmaengine: atxdmac: Avoid nullprtderef in atxdmacprepdmamemset. The atxdmacmemsetcreatedesc function may return NULL, which could lead to a null pointer derefrence. For example, if the len parameter is incorrect, or if...

Astra Linux – Vulnerability in Qemu

A NULL pointer dereference flaw was discovered in the floppy disk emulator of QEMU. This issue occurs when processing read/write ioport commands, especially if the selected floppy drive is not initialized using a block device. This flaw allows a privileged guest user to crash the QEMU process on...

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

In the Linux kernel, the following vulnerability has been resolved: powerpc/mm: Fixed the null-pointer dereference in pgtablecacheadd. kasprintf returns a pointer to dynamically allocated memory; this pointer may be NULL in case of failure. Ensure that the allocation was successful by checking th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A NULL pointer dereference flaw was discovered in the UNIX protocol, specifically in the file net/unix/diag.c, within unixdiaggetexact in the Linux kernel. The newly allocated skb does not have an sk, resulting in a NULL pointer. This flaw could allow a local user to crash the system or potential...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a race condition between quota rescan and disabling quotas, which could lead to a NULL pointer derefrence. If one task attempts to start the quota rescan worker while another task attempts to disable quotas, we can e...

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: media: streamzap: fix race between device disconnection and urb callback Syzkaller has reported a general protection fault in the function irraweventstorewithfilter. This crash occurs due to a NULL pointer dereference of the...

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

In the Linux kernel, the following vulnerability has been resolved: pcmcia: A NULL pointer dereferencing was fixed in iodynfindioregion. In iodynfindioregion, pcmciamakeresource is assigned to res and used in pciBusallocResource. There is a dereferencing of res in pciBusallocResource, which could...

Astra Linux – Vulnerability in Apache2

A NULL pointer dereferencing in the modauthnsocache in Apache HTTP Server 2.4.66 and earlier allows an unauthenticated remote user to crash a child process in a caching forward proxy configuration. Users are recommended to upgrade to version 2.4.67, which fixes this issue...

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: i3c: Added a NULL pointer check in i3cmasterqueueibi The I3C master driver may receive an IBI from a target device that has not been probed yet. In such cases, the master calls i3cmasterqueueibi to queue an IBI work task, leading...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mmc: via-sdmmc: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, it will cause two issues: 1. The memory allocated in mmcallochost may be leaked. 2. In the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ASoC: imx-card: Added a NULL check in imxcardprobe The devmkasprintf function returns NULL when memory allocation fails. Currently, imxcardprobe does not check for this case, which results in a NULL pointer being dereferenced. A...

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: calipso: Do not call calipso functions for AFINET sockets. syzkaller reported a null-ptr-deref in txoptget. 0 The offset 0x70 refers to struct ipv6txoptions within struct ipv6pinfo; therefore, struct ipv6pinfo was NULL there...

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: mfd: ene-kb3930: Fixed a potential NULL pointer dereferencing issue. The “offgpios” variable could potentially be NULL. A missing check was added in the “kb3930probe” function. This is similar to the issue fixed in commit...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nilfs2: Fixed NULL pointer dereferencing in nilfspalloccommitfreeentry. Syzbot reported a NULL pointer dereferencing bug: NILFS loop0: segctord started. Construction interval = 5 seconds, CP frequency 3c 02 00 0f 85 26 05 00 0...

BIT-APACHE-2026-46729 Apache HTTP Server: mod_heartmonitor denial of service

NULL Pointer Dereference vulnerability in Apache HTTP Servers modheartmonitor over unicast listener. This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

Security Bulletin: Due to AIX, IBM Cloud Pak System is affected by NULL pointer dereference vulnerability

Summary Due to AIX, IBM Cloud Pak System is affected by NULL pointer dereference vulnerability. Vulnerability was addressed in OS Image for AIX IBM Cloud Pak System version 2.3.5.1. Vulnerability Details CVEID:CVE-2025-49795 DESCRIPTION: A NULL pointer dereference vulnerability was found in libxm...

CVE-2026-93316: NULL Pointer Dereference

If BuildKit daemon is started with --cdi-disabled it can lead to daemon panic when builds try to use CDI devices. This can happen maliciously or by accident...