Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xenvifrxnextskb: Avoid entering this function with an empty rx queue. xenvifrxnextskb expects that the rx queue is not empty. However, if the loop in xenvifrxaction performs multiple iterations, the availability of another skb in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: serial: max310x: Fixed a NULL pointer dereferencing issue during I2C instantiation. When attempting to instantiate a max14830 device from userspace: echo max14830 0x60 /sys/bus/i2c/devices/i2c-2/newdevice we encounter the followi...

Astra Linux – Vulnerability in libarchive

A vulnerability was discovered in libarchive up to version 3.7.7. It has been classified as problematic. This issue affects the function list of the bsdunzip.c file. The vulnerability leads to a null pointer dereference. The attack can be launched on the local host. The exploit has been disclosed...

Astra Linux – Vulnerability in ffmpeg

A null pointer dereferencing issue was discovered in ‘FFmpeg’ within the decodemainheader function of the libavformat/nutdec.c file. The flaw occurs because the function does not check the return value of avformatnewstream, leading to a null pointer dereferencing error, which can cause the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: uether: Fixed a race condition between getherdisconnect and ethstop. A race condition between getherdisconnect and ethstop can lead to a NULL pointer dereferencing. Specifically, if ethstop is triggered concurrently...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: typec: ucsi: Fix NULL pointer access Resources should only be released after all threads that utilize them have been destroyed. This commit ensures that resources are not released prematurely by waiting for the associated...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: ucsi: Fixed a NULL pointer dereferencing in ucsiconnectorchange. When ucsiinit fails, ucsi-connector is NULL. However, in the case of ucsiacpi, we may still receive events that cause the ucsacpi code to call...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fixed the potential NULL pointer dereferencing in sendacknowledge This issue involves handling memory allocation failures caused by nciskballoc, which calls allocskb. This fix prevents potential NULL pointer dereference...

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

In the Linux kernel, the following vulnerability has been resolved: mtd: Fixed a NULL pointer dereferencing issue caused by the ftl notifier. If both ftl.ko and gluebi.ko are loaded, the ftl notifier triggers a NULL pointer dereferencing when attempting to access ‘gluebi-desc’ in gluebiread. In t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm: Fixed a potential null-ptr-deref in drmvblankDestroyWorker. The call to drmvblankinit includes drmMaddactionorreset, with drmvblankinitRelease as the action. If drmMaddaction fails, it will directly call...

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

In the Linux kernel, the following vulnerability has been resolved: gfs2: Fixed a NULL pointer dereferencing issue in gfs2rgrpdump. Syzkaller reported a NULL pointer dereferencing issue when accessing rgd-rdrgl in gfs2rgrpdump. This can occur when creating rgd-rdgl fails in readrindexentry. A NUL...

Astra Linux – Vulnerability in libstb

It was discovered that Nothings stb 2.28 contains a Null Pointer Dereference issue through the stbiconvertformat function. This vulnerability allows attackers to cause a Denial of Service DoS attack using a specially crafted PIC file...

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

In the Linux kernel, the following vulnerability has been resolved: xfrm: added a NULL check in xfrmupdateaeparams Normally, x-replayesn and x-preplayesn should be allocated in xfrmallocreplaystateesn…, hence xfrmupdateaeparams… can update them properly. However, the current implementation of...

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

In the Linux kernel, the following vulnerability has been resolved: clk: Fixed the issue where clkcoreget could dereference a NULL value. It is possible for clkcoreget to dereference a NULL value in the following sequence: c clkcoreget ofclkgetHWFromClkspec ofclkgetHWFromProvider clkgetHW clkgetH...

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 TIF format

A null source pointer passed as an argument to the memcopy function within TIFFFetchStripThing in tifdirread.c in libtiff versions from 3.9.0 to 4.3.0 could lead to a Denial of Service attack through a crafted TIFF file. For users who compile libtiff from source code, this fix is available in the...

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 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Add exception protection processing for vd in the axichanhandleerr function. Since there is no protection for vd, a kernel panic will be triggered in exceptional cases. You can refer to the processing of the...

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

In the Linux kernel, the following vulnerability has been resolved: Media: PCI: cx23885: Check cx23885vdevinit return. cx23885vdevinit may return a NULL pointer, but that pointer is used in the next line without any checks. Add a NULL pointer check, and proceed with error unwinding if the 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: tty: vcc: Added a check for kstrdup in vccprobe. Added a check on the return value of kstrdup, and return an error if it fails, in order to avoid NULL pointer dereferencing...