Astra Linux – Vulnerability in Linux

A NULL pointer dereference flaw was discovered in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem, regarding the way the user terminates the LR-WPAN connection. This flaw allows a local user to crash the system. The greatest threat posed by this vulnerability is to system...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: croseccodec: Fixed a refcount leak in croseccodecplatformprobe. The ofparsephandle function returns a node pointer with a refcount incremented; we should use ofnodeput on it when there is no longer a need for it. Add the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: mt6797-mt6351 – Fixed the refcount leak in mt6797mt6351devprobe. The ofparsephandle function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the “block” section, there’s a issue where rq and qos structures are released without the disk being handled first. The blkcginitqueue function may add these structures to the request queue. Previously, the blkcleanupqueue...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: qedf: Fix refcount issue when LOGO is received during TMF A hung task trace was observed during LOGO processing. 974.309060 0000:00:00.0: qedfehdevicereset:868: 1:0:2:0: LUN RESET issued… 974.309065 0000:00:00.0:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-pcm: Workaround for crashed firmware on system suspend When the system is suspended while audio is active, the sofipc4pcmhwfree function is invoked to reset the pipelines. During suspension, the DSP is turned off,...

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

In the Linux kernel, the following vulnerability has been resolved: net: rds: Fixed a possible NULL pointer dereferencing issue. In the rdsrdmacmeventhandlercmn function, a check was performed to ensure that the conn pointer exists before dereferencing it as an argument for rdmasetservicetype. Th...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: oss: Fixed an issue where PCM OSS buffer allocation might overflow. We have received reports of situations where INTMAX is exceeded during memory allocation using vmalloc, specifically during the allocation called by...

Astra Linux – Vulnerability in Linux, Linux 5.10

A race condition flaw was discovered in the Linux kernel sound subsystem due to improper locking mechanisms. This could lead to a NULL pointer derefrence during the handling of the SNDCTLDSPSYNC ioctl command. A privileged local user such as root or a member of the audio group could exploit this...

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: scsi: snic: Fixed a possible memory leak if deviceadd fails. If deviceadd returns an error, the name allocated by devsetname needs to be freed. As noted in the comments for deviceadd, putdevice should be used to release the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu/arm-smmu-qcom: Added SM6115 MDSS compatibility. Added SM6115 MDSS compatibility to the list of compatible devices, as it also requires that workaround. Without this workaround, for example, the QRB4210 RB2, which is base...

Astra Linux – Vulnerability in Linux, Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s sound subsystem. This flaw occurs when a user triggers concurrent calls to the PCM hwparams function. The hwfree ioctls or similar race conditions occur within ALSA PCM for other ioctls. This flaw allows a local user to crash the system o...

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: ipv6: mcast: removed one synchronizenet call from ipv6mcdown. As discussed in previous discussions commit 2d3916f31891 “ipv6: fix skb drops in igmp6eventquery and igmp6eventreport”, the synchronizenet call in ipv6mcdown is not...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: jffs2: A use-after-free occurred in jffs2clearxattrsubsystem. When we mount a jffs2 image, it is assumed that the first few blocks of the image are normal and contain at least one xattr-related inode. However, the next block may ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/core: Fixed a system hang caused by CPU-clock usage. CPU-clock usage by the async-profiler tool can trigger a system hang. This issue was fixed in the commit made by Octavia Togami: 18dbcbfabfff “perf: Fixed the POLLHUP...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: dsa: ocelot: The function dsatag8021qunregister is called under rtnllock when removing a driver. When the currently used tagging protocol is “ocelot-8021q”, and we unbind the driver, we encounter this error: bash $ echo...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisysfs: Fixed an issue where the function deviceadd was called multiple times. The function deviceadd should not be called multiple times, as stated in its documentation: “Do not call this routine or deviceregister...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: sd: Fixed the potential NULL pointer dereferencing issue. If sdprobe encounters an error before sdkp-device is initialized, sdzbcreleasedisk is called. This leads to a NULL pointer dereferencing issue when sdiszoned is call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: stm32-csi: The dereference operation was corrected before the NULL check. In stm32csistart, the variable csidev-ssubdev is dereferenced directly when assigning a value to srcpad. However, the same value is then checked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the mm/pagealloc function, the clearpage-private operation is performed in freepagesprepare. Several subsystems slub, shmem, ttm, etc. use page-private, but they do not clear it before freeing pages. When these pages are later...