Astra Linux – Vulnerability in Linux 5.10

A flaw was discovered in the pfnswapentrytopage function within the memory management subsystem of the Linux kernel. In this flaw, an attacker with local user privileges may cause a denial-of-service attack due to a BUG statement that references pmdt x...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fixed the PTE update for kernel memory on radix. When adding a PTE, a ptesync is required to ensure that the PTE update is performed correctly. Otherwise, a spurious fault may occur. radixsetpteat does not perform th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: Fixed potential out-of-bounds access to the page table during batched unmap operations. As pointed out by David1, the batched unmap logic in trytounmapone may read past the end of a PTE table when the PTE mappings of a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/swap: fixed a race condition when skipping swapcache When skipping swapcache for SWPSYNCHRONOUSIO, if two or more threads swap the same entry at the same time, they may obtain different pages A, B. Before one thread T0 finishe...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after obtaining a folio from readswapcacheasync, we reacquire the tree lock to ensure that the swap entry was not invalidated or recycled. If it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/fixmap: Fixed the VM debug warning when unmapping a fixmap entry. The unmapping of a fixmap entry is performed by calling setfixmap, with FIXMAPPAGECLEAR as the flag. Currently, powerpc setfixmap calls mapkernelpage...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-gpu: A missing check was fixed to avoid NULL dereferencing. cacheent could potentially be set to NULL inside virtiogpucmdgetcapset, which would lead to a NULL dereferencing due to its recent use i.e., ptr =...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: arm64: Set exceptionirqentry with irqentry as a default. filterirqstacks is supposed to remove entries that are related to irq entries from its call stack. And inirqentrytext, which is called by filterirqstacks, uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: txgbe: Space is now reserved for null terminators in propertyEntry. The lists of struct propertyEntry are supposed to be terminated with an empty property. Currently, this driver seems to allocating exactly the amount of spa...

Astra Linux – Vulnerability in LibreOffice

Versions of Apache OpenOffice prior to 4.1.14 may be configured to add an empty entry to the Java class path. This may allow for the execution of arbitrary Java code from the current directory...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fixed a reference leak in the GID entry when the createah operation fails. If the AH create request fails, the sgidattr should be released to avoid a reference leak during the release of the GID table...

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: net: sparx5 – Fixed the issue where the entry was still used after being freed within sparx5delmactEntry. Based on the static analysis of the code, it appears that when an entry from the MAC table was removed, the entry was still...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net/sched: taprio: improper checking of the TCATAPRIOTCENTRYINDEX attribute The taprioparsetcentry function does not correctly check the TCATAPRIOTCENTRYINDEX attribute: int tc; // Signed value tc =...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: contpte: fixed the no-op check for SMMU/ATS faults in setaccessflags contpteptepsetaccessflags compares the gathered ptepget value with the requested entry to detect no-ops. ptepget ORs AF/dirty from all sub-PTEs in the CO...

Astra Linux – Vulnerability in hdf5

A issue was discovered in HDF5 through 1.12.0. A NULL pointer dereference exists in the function H5ACunpinentry, located in H5AC.c. This allows an attacker to cause a Denial of Service attack...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/entry: Scrub r12 register on kernel entry Before the commit of f33f2d4c7c80 “s390/bp: remove TIFISOLATEBP”, all entry handlers loaded r12 with the current task pointer lg %r12, LCCURRENT for use by the BPENTER/BPEXIT macros...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: isofs: Fixed out-of-bound access for corrupted isofs images. When an isofs image is corrupted, isofsread inode can read data beyond the end of the buffer. It is necessary to sanity-check the length of the directory entry befor...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/rxe: Returns a CQE error if an invalid lkey is provided. In RXE, there is a lack of update of the WQE status in cases of LOCALwrite failures. This caused the following kernel panic if someone performed an atomic operation...

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: mlxsw: spectrumacltcam: Fixed a warning during rehash As previously explained, the rehash process delays the migration of filters from one region to another. This is done by iterating over all chunks all filters with the same...

Astra Linux – Vulnerability in Firefox

There was a use-after-free condition in NotifyOnHistoryReload. In this process, an LoadingSessionHistoryEntry object was freed, but a reference to that object remained. This created a potentially exploitable condition when the reference to that object was later reused. This vulnerability affects...