Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: A possible memory leak has been fixed in btrfsgetdevargsfrompath. In btrfsgetdevargsfrompath, btrfsgetbdevandsb may fail if the path is invalid. In such cases, btrfsgetdevargsfrompath returns directly without freeing the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm: A crash occurs if blkallocdisk fails. If blkallocdisk fails, the variable md-disk is set to an error value. cleanupmappeddevice will notice that md-disk is non-NULL and will attempt to access it, resulting in a crash at the...

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

In the Linux kernel, the following vulnerability has been resolved: jbd2: Check ‘jh-btransaction’ before removing it from the checkpoint. The following process will corrupt the ext4 image: Step 1: jbd2journalcommittransaction jbd2journalinsertcheckpointjh, committransaction // Place jh into...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISCV: Misaligned – Restricts user access to kernel memory. The rawcopyto,fromuser function does not call accessok, allowing userspace to access any virtual memory address...

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

A null pointer dereference flaw was discovered in the hugetlbfsfillsuper function within the Linux kernel’s hugetlbfs Huge TLB pages functionality. This issue may allow a local user to crash the system or potentially escalate their privileges on the system...

Astra Linux – Vulnerability in Linux 5.10

Ubuntu Linux 6.8 GA retains the legacy AFUNIX garbage collector, but the upstream commit 8594d9b85c07 "afunix: Do not call skbget for OOB skb" addresses this issue. When orphaned MSGOOB sockets reach unixgc, the garbage collector still calls kfreeskb, assuming that OOB SKBs hold two references...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Driver core: The variable struct acpipldinfo pld should be freed before returning from a function that causes allocation failure. To prevent a memory leak, use the ACPIFREE function to free the memory...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: rejecting negative ifindex values Recent changes in net-next commit 759ab1edb56c reorganized the handling of pre-assigned ifindex values. This led to a latent issue in ovs. ovs does not validate ifindex values,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Binder: Fixed the issue where dereferencing the null-ptr variable occurred unexpectedly. Syzbot reported several issues introduced by commit 44e602b4e52f „binderalloc: added missing mmaplock calls when using VMA”. In these...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: Policy issue: Fixing the metadata dst-dev xmit null pointer dereference. When we attempt to transmit an skb with metadatadst attached i.e., dst-dev == NULL through the xfrm interface, we may encounter a null pointer...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - In fuse: Access to the “folio” field was blocked due to an overflow issue. - syz reported a slab-out-of-bounds Write operation in fusedevdowrite. When the number of bytes to be retrieved is truncated to the upper limit by...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tty: Fixed an out-of-bound access to vmalloc in imageblit. This issue occurs when a user-space program calls ioctl FBIOPUTVSCREENINFO, passing the fbvarscreeninfo structure containing only the fields xres, yres, and bitsperpixel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: wifi: ath12k: The TID is decremented during error handling for RX peer frag setup. Currently, the TID is not decremented before peer cleanup, during the error handling phase of the ath12kdprxpeerfragsetup function. This could lea...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mlxbf-bootctl: The sysfsemitat function was used in securebootfusestateshow. A warning is displayed when running the latest kernel on a BlueField SOC: 251.512704 ------------ Cut here ------------ 251.512711 Invalid sysfsemit:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: netfilter: ebtables: fix memory leak when blob is malformed The bug fix was incomplete; it “replaced” a crash with a memory leak. The old code contained an assignment to ret embedded within a conditional statement; this has been...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Firmware: stratix10-rsu: Fixed a NULL pointer dereference issue when RSU is disabled. When the Remote System Update RSU is not enabled in the First Stage Boot Loader FSBL, the driver encounters a NULL pointer dereference when...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSv4: A deadlock occurs when recovering state on a file that has been renamed. If a file is renamed and scheduled for deletion upon closing, a server reboot may trigger an open reclaim operation. This can lead to a race conditio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: soc-core: care NULL dirver name on sndsoclookupcomponentnolocked soc-generic-dmaengine-pcm.c uses the same device for both CPU and Platform. In such cases, the CPU component driver may not have the required driver-name fiel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: spi: amlogic-spisg: Fixed a memory leak in amlspisgprobe. In amlspisgprobe, the ctlr variable is allocated by spialloctarget/spiallochost, but the call to spicontrollerput fails in several error paths. This results in a memory le...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: fixed the gart.bo pincount leak. gmcv9,100gartdisable is not called when there’s no corresponding gartenable function in the SRIOV case. This will lead to a gart.bo pincount leak when the driver is unloaded...