Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/mediatek: mtkdrmcrtc: Added checks for devmkcalloc. Since devmkcalloc may return NULL, the return value needs to be checked to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: The xid leak in cifscopyfilerange has been fixed. If the file is used by swap, before returning -EOPNOTSUPP, the xid should be freed. Otherwise, the xid will be leaked...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: KVM: nSVM: Remove the user-triggered WARN message emitted by nestedsvmloadcr3. Remove the WARN message generated by svmsetnestedstate in nestedsvmloadcr3 failure cases. This message can be easily triggered from userspace by...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ice: arfs: fixed a use-after-free when freeing @rxcpurmap The CI testing bots triggered the following error message: 718.203054 BUG: KASAN: use-after-free in freeirqcpurmap+0x53/0x80 718.206349 Read of size 4 at addr...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: mpt3sas: A kernel panic occurred during the drive powercycle test. While iterating through Shost’s sdev list, it is possible that one of the drives is being removed, and its sastarget object is freed, but its sdev object...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel before version 5.13.6, the drivers/usb/host/max3421-hcd.c file allowed physically nearby attackers to cause a denial of service including use-after-free errors and panic conditions by removing a MAX-3421 USB device under certain circumstances...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: irtoy: free before error exiting The leak in the error handling path has been fixed...

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

The brcm80211 component in the Linux kernel, from version 6.5.10 onwards, has a use-after-free issue in the code for disconnecting devices via hotplug i.e., removing the USB connection. For attackers who have physical access and local privileges, “this could be exploited in a real-world scenario....

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: A BUG in pskbexpandhead, as part of calipsoskbuffsetattr. There exists a kernel oops caused by a BUGONnhead INTMAX i.e., intskbheadroomskb + lendelta skbheadroomskb is meant to ensure that delta = headroom - skbheadroomskb ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/msm/gpu: Fixed a crash that occurs when the GPU is throttled immediately during boot. There is a small chance that the GPU might be already hot during boot. In that case, the call to ofdevfreqcoolingregister will immediately...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “hwmon: ibmpex fix use-after-free in high/low store” This issue has been fixed in commit 6946c726c3f4c36f0f049e6f97e88c510b15f65d. Jean Delvare pointed out that the patch does not completely fix the reported problem. Instead, it...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: sctp: Handle the error returned from sctpauthasocinitactivekey. When an error is returned from sctpauthasocinitactivekey, the activekey is not actually updated. The old shkey remains freed while it’s still being used as the activ...

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

In the Linux kernel, the following vulnerabilities have been resolved: netlink: Annotate accesses to nlk-cbrunning Both netlinkrecvmsg and netlinknativeseqshow read nlk-cbrunning without locking it. Use READONCE in those functions. Add corresponding WRITEONCE to netlinkdump and netlinkdumpstart...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: mtk-vcodec: There is a potential null pointer dereference issue in the SCP code. The return value of devmkzalloc needs to be checked to avoid NULL pointer dereferences. This is similar to the CVE-2022-3113 vulnerability...

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

In the Linux kernel, the following vulnerability has been resolved: mfd: arizona: Use pmruntimeresumeandget to prevent refcnt leak In arizonaclk32kenable, we should use pmruntimeresumeandget. pmruntimegetsync will increase the refcnt even when it returns an error...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: gsmi: fixed a null dereference in gsmigetvariable. We can access EFI variables without retrieving the attributes; therefore, we must allow this behavior in gsmi. The commit 859748255b43 “efi: pstore: Omit efivars caching EFI...

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

In the Linux kernel, the following vulnerability has been resolved: serial: max3100: Lock port-lock when calling uarthandlectschange The uarthandlectschange function must be called with the port locked. Since we execute it in a separate thread, the lock might not be acquired at the time of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: TCP: Fixed a data race around sysctltcpmtuprobefloor. When reading sysctltcpmtuprobefloor, it can be changed concurrently. Therefore, we need to add READONCE to its reader...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Drivers: vmbus: Check for channel allocation before looking up relid. relid2channel assumes that the vmbus channel array is already allocated when it is called. However, in situations like kdump/kexec, not all relids will be rese...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: lpfc: Ensure that the DAID handling is completed before deleting an NPIV instance. Deleting an NPIV instance requires that all fabric ndlps be released before the resources of the NPIV can be destroyed. Failure to release t...