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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: schets: do not peek at classes beyond ‘nbands’ When the number of DRR classes decreases, the round-robin active list may contain elements that have already been freed in etsqdiscchange. As a result, it’s possible to...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: Added a check for mgmtallocskb in mgmtdeviceconnected. Added a check on the return value of mgmtallocskb in mgmtdeviceconnected to prevent null pointer dereferencing...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: ioam: A NULL check should be added for the idev pointer in ipv6hopioam. Reported by Sashiko: The function ipv6hopioam accesses in6devgetskb-dev-cnf.ioam6enabled without validating the returned idev pointer. Since...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vxlan: Fixed a potential nullptrdereference issue in vxlangropreparereceive. In the case of udptunnelsockrelease, it was possible for sk-skuserdata to be set to NULL while vxlangropreparereceive was still running. Let’s check...

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 in binutils

A issue was discovered in elflinkinputbfd within elflink.c, part of the Binary File Descriptor BFD library also known as libbfd, as included in GNU Binutils 2.31. There is a NULL pointer dereferencing issue in elflinkinputbfd when it is used to find STTTLS symbols without a TLS section present. A...

Astra Linux – Vulnerability in libde265

It was discovered that libde265 v1.0.10 contains a NULL pointer dereferencing in the ffhevcputunweightedpred8sse function at sse-motion.cc. This vulnerability allows attackers to cause a Denial of Service DoS attack through a crafted input file...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix bridge mode operations when there are no VFs Currently, attempting to set the bridge mode attribute when numvfs=0 leads to a crash: bridge link set dev eth2 hwmode vepa 168.967392 BUG: kernel NULL pointer dereferenc...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dm flakey: fixed an crash caused by an invalid table line. This command will cause a crash when using a NULL pointer dereference: dmsetup create flakey --table "0 blockdev --getsize /dev/ram0 flakey /dev/ram0 0 0 1 2 corruptbioby...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mlxsw: spectrumacltcam: Fixed NULL pointer dereferencing in the error path When calling mlxswspacltcamregiondestroy from an error path after failing to attach the region to an ACL group, we encountered a NULL pointer dereferencin...

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 in gst-plugins-base1.0

In GStreamer through 1.26.1, the subparse plugin’s subripunescapeformatting function may dereference a NULL pointer during the parsing of a subtitle file, resulting in a crash...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: vmalloc: The issue of NULL pointer dereferencing in isvmareahugepages has been fixed. findvmarea may return NULL if the given address does not correspond to a valid vmalloc area. Check the return value before dereferencing it to...

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

A race condition was detected in the Linux kernel’s DRM/Exynos device driver, specifically in the exynosdrmcrtcatomicdisable function. This can lead to a null pointer dereferencing issue, which may potentially cause a kernel panic or a denial of service condition...

Astra Linux – Vulnerability in ffmpeg, ffmpeg5

There is a NULL pointer dereference vulnerability in FFmpeg’s Firequalizer filter libavfilter/affirequalizer.c. This vulnerability arises due to a missing check on the return value of avmallocarray in the configinput function. An attacker could exploit this vulnerability by tricking a victim into...

Astra Linux – Vulnerability in faad2

A issue was discovered in faad2 through 2.10.0. A NULL pointer dereference exists in the function getsample located in output.c. This allows an attacker to cause a Denial of Service attack...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dma-buf: Fixed NULL pointer dereferencing in sanitycheck. If mockchain returns NULL due to a memory allocation failure, it is passed to dmafenceenableswsignaling, resulting in a NULL pointer dereferencing there. Call...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uSerial: Added a null pointer check in gSerialsuspend Consider a scenario where gSerialdisconnect has already cleared gser-ioport. If gSerialsuspend is called later, it will lead to accessing gser-ioport, thereby...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: net: sched: sfb: Fixed an issue where a null pointer access occurred when sfbinit failed. When the default qdisc is sfb, if the qdisc of devqueue fails to be initialized during mqprioinit, sfbreset is invoked to clear resource...