Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfsd: calls oprelease, even when opfunc returns an error. For operations with “trivial” responses, nfsd4encodeoperation will shortcut most of the encoding process and simply perform marshaling of the status. One of the things it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd: fixed a potential memory leak This patch fixes a potential memory leak clksrc when the function returns NULL at the end of its execution. s/free/kfree/ - Alex...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Net: Ethernet: TI: am65-cpsw-nuss: Fixed null pointer dereferencing for ndev. In the TX completion packet stage of TI SoCs with a CPSW2G instance, which has a single external Ethernet port, ndev is accessed without being...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igb: Fixed NULL pointer dereferencing in the ethtool loopback test. The igb driver currently causes a NULL pointer dereferencing when executing the ethtool loopback test. This occurs because there is no associated q-vector for th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Always call cephShiftUnusedFoliosLeft The function cephProcessFolioBatch sets the folioBatch entries to NULL, which is an illegal state. Before folioBatchRelease crashes due to this API violation, the function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: Fixed a kernel crash that occurred due to a null io-bio. We should return immediately if io-bio is null before performing any actions. Otherwise, a panic will occur. BUG: Kernel NULL pointer dereferencing, address:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: axp288fuelgauge: Fixed the race condition related to externalpowerchanged. The function fuelgaugeexternalpowerchanged dereferes the variable info-bat, which is then set in the function axp288fuelgaugeprobe. This process looks lik...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Watchdog: lenovose30wdt: Fixed a possible NULL pointer dereferencing in lenovose30wdtprobe. devmioremap returns NULL upon error. Currently, lenovose30wdtprobe does not check for this case, resulting in a NULL pointer dereferencin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the block layer, care should be taken when checking for NULL bdev during polling. Wei reported a crash in an application that uses polled I/O: PGD 14265e067 P4D 14265e067 PUD 47ec50067 PMD 0 Oops: 0000 1 SMP CPU: 0 PID: 21915...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mt76: mt7996: Added a NULL check in mt7996thermalinit. devmkasprintf may return a NULL pointer if it fails, but this returned value in mt7996thermalinit is not checked. Add a NULL check in mt7996thermalinit to handle the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: Prevent a NULL dereference in rtnlcreatelink. When rtnlcreatelink is running, dev-netdevops is NULL. We must not use netdevlockops, as it may lead to a NULL dereference if CONFIGNETSHAPER is defined. Instead, use...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: usb-audio: fixed the issue of null pointer dereferencing on the pointer csdesc. The pointer csdesc is returned from sndusbfindclocksource; this pointer may be null, resulting in a potential null pointer dereferencing issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: clk: mmp: pxa1908-apbc – Fixed the issue where NULL values were returned instead of an ISERR error. The devmkzalloc function now returns NULL when an error occurs, rather than error pointers. The check has been corrected...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: clk: mmp: pxa1908-apbcp: Fixed the issue where NULL was compared with ISERR. The devmkzalloc function does not return error pointers; it returns NULL in case of an error. Update the check to match this behavior...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: vsock/bpf: Return early if the transport is not assigned. Some of the core functions can only be called if the transport has been assigned. As Michal reported, a socket may have NULL as the transport value, for example after a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/msm: Fixed null pointer dereferencing without IOMMU. Check whether ‘aspace’ is set before using it, as it will remain null without IOMMU, especially on devices like msm8974...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: rtla: Avoid dereferencing a NULL pointer. Fixed the following null/derefnull.cocci errors: ./tools/tracing/rtla/src/osnoisehist.c:870:31-36: Error: The record is NULL, but it was dereferenced...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/omap: fixed the NULL but dereferenced coccicheck error. Fixed the following coccicheck warning: ./drivers/gpu/drm/omapdrm/omapoverlay.c:89:22-25: ERROR: rovl is NULL, but it was dereferenced. The correct value should be ovl-i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mptcp: never allow the PM to close a listener subflow Currently, when deleting an endpoint, the netlink PM traverses all local MPTCP sockets, regardless of their status. If an MPTCP listener socket is bound to the IP correspondin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: fix tc flower deletion for VLAN priority Rx steering To replicate the issue: 1 Add a tc flower filter for VLAN Priority-based frame steering: $ IFDEVNAME=eth0 $ tc qdisc add dev $IFDEVNAME ingress $ tc qdisc add dev...