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: Wifi: carl9170 – Do not ping devices that have failed to load firmware. Syzkaller reports that 1 and 2 crashes occur due to attempts to ping devices that have failed to load firmware. Since such devices fail to pass the...

Astra Linux – Vulnerability in libssh

In libssh 0.9.4, there is a NULL pointer dereferencing in tftpserver.c if sshbuffernew returns NULL...

Astra Linux – Vulnerability in Qemu

In QEMU 4.2.0, a MemoryRegionOps object may lack read/write callback methods, which can lead to a NULL pointer dereferencing...

Astra Linux – Vulnerability in exiv2

In Exiv2 0.26, there is a null pointer dereference in the Exiv2::DataValue::toLong function located in value.cpp. This issue is related to crafted metadata in a TIFF file...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: nfnetlinkosf: Validated the lengths of individual options in fingerprints. nfnlosfaddcallback validates the bounds of optnum and the NUL-termination of strings. However, it does not check the lengths of individual options. A...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/exynos: vidi: Use priv-vididev for ctx lookup in vidiconnectionioctl vidiconnectionioctl retrieves the driverdata from drmdev-dev to obtain a struct vidicontext pointer. However, drmdev-dev is the exynos-drm master device,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: cdns3: gadget: fix NULL pointer dereference in epqueue When the gadget endpoint is disabled or not yet configured, the ep-desc pointer can be NULL. This can lead to a NULL pointer dereference when cdns3gadgetepqueue is calle...

Astra Linux – Vulnerability in libde265

It was discovered that libde265 v1.0.10 contains a NULL pointer dereference in the ffhevcputhevcepelpixels8sse function located at sse-motion.cc. This vulnerability allows attackers to trigger a Denial of Service DoS attack through an appropriately crafted input file...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsfw: fix NULL pointer dereference on shared blocks The oldmethod path in fwclassify calls tcfblockq, and dereferences q-handle. Shared blocks leave block-q as NULL, causing a NULL dereference when an empty clsfw filt...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: sched/fair: Fixed an error in reweightentity. Syzbot detected a GPF in reweightentity. This issue has been fixed in commit 4ef0c5c6b5ba “kernel/sched: Fixed the issue where schedfork accesses an invalid schedtaskgroup”. There ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fixed a possible nullptrderef issue in cpufreqcpugetraw. cpufreqcpugetraw may return NULL if the CPU is not included in policy-cpus cpu mask, which could lead to a null pointer dereference...

Astra Linux – Vulnerability in netcdf

A issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxmlinternaldtd, when parsing a crafted XML file, performs incorrect memory handling, resulting in a NULL pointer being dereferenced while running strcmp on a NULL pointer...

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 – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: Intel: hda-ipc: Do not process the IPC reply before the firmware boot. It is not yet clear, but it is possible to create a firmware that is so broken that it will send a reply message before a FWREADY message is receiv...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue with null-ptr-deref in f2fsgetdnodeofdata has been fixed. There are the following issues when testing the f2fs atomic write: - F2FS-fs loop0: Unable to find a valid F2FS filesystem in the 2nd superblock. - F2FS-fs...

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

In the Linux kernel, the following vulnerability has been resolved: drm/msm/hdmi: Added a missing check for allocorderedworkqueue. Added a check on the return value of allocorderedworkqueue, as it may return a NULL pointer, causing a NULL pointer derefrence in hdmihdcp.c and hdmihpd.c. Patchwork:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/kprobes: Fixed a null pointer reference in archpreparekprobe I found a null pointer reference in archpreparekprobe: echo 'p cmdlineprocshow' kprobeevents echo 'p cmdlineprocshow+16' kprobeevents The kernel attempted to re...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: netsched: Fixed a NULL dereference in fifosetlimit. syzbot reported another NULL dereference in fifosetlimit. 1 I can reproduce the issue with the following commands: unshare -n tc qd add dev lo root handle 1:0 tbf limit 20000...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: w83791d Fixed NULL pointer dereferencing by removing unnecessary structure fields. If the driver reads a value that is sufficient for the condition: val & 0x08 && !val & 0x80 && val & 0x7 == val 4 & 0x7 NULL pointer...

Astra Linux – Vulnerability in Linux 5.15

A flaw in the NULL Pointer Dereference mechanism within the Linux kernel’s NTFS3 driver function attrpunchhole was identified. A local user could exploit this flaw to crash the system...