Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftsetrbtree: Fixed an issue with overlapping expiration walks. The lazy garbage collection during insertion, which should remove entries when the timeout occurs, fails to properly release the remaining part of the...

Astra Linux – Vulnerability in Firefox and Thunderbird

After a Garbage Collector compaction, weak maps might have been accessed before they were properly traced. This led to memory corruption and a potentially exploitable crash. This vulnerability affects Firefox 112, Focus for Android 112, Firefox ESR 102.10, Firefox for Android 112, and Thunderbird...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: afunix: Calling kfreeskb for dead unixsk-oobskb in GC. syzbot reported a warning in unixgc, which creates a socketpair and sends the fd of one socket to itself using the peer. socketpairAFUNIX, SOCKSTREAM, 0, 3, 4 = 0 sendmsg4,...

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: netfilter: nftables: The commit mutex should not be released during the critical section between nftgcseqBegin and nftgcseqEnd. Otherwise, the async GC worker could collect expired objects and obtain the released commit lock with...

Astra Linux – Vulnerability in Tomcat9

Improper resource shutdown or release vulnerabilities in Apache Tomcat. If an error occurs including exceeding limits during the processing of a multipart upload, temporary copies of the uploaded parts that were written to disk are not deleted immediately but are left for the garbage collection...

Astra Linux – Vulnerability in protobuf

A parsing issue similar to CVE-2022-3171 occurs when using textformat in the protobuf-java core and Lite versions before versions 3.21.7, 3.20.3, 3.19.6, and 3.16.3. This issue can lead to a denial-of-service attack. Inputs containing multiple instances of non-repeating embedded messages with...

Astra Linux – Vulnerability in Firefox and Thunderbird

Performing garbage collection on re-declared JavaScript variables led to a “user-after-poison” situation, and potentially caused a exploitable crash. This vulnerability affects Firefox 85, Thunderbird 78.7, and Firefox ESR 78.7...

Astra Linux – Vulnerability in Firefox and Thunderbird

The garbage collector might have been aborted in several states and zones, and GCRuntime::finishCollection might not have been called, resulting in a use-after-free and potentially exploitable crash. This vulnerability affects Firefox ESR 102.5, Thunderbird 102.5, and Firefox 107...

kernel: netfilter: nf_conncount: update last_gc only when GC has been performed

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: update lastgc only when GC has been performed Currently lastgc is being updated everytime a new connection is tracked, that means that it is updated even if a GC wasn't performed. With a sufficiently high...

Unity Linux 20.1050e / 20.1070e Security Update: kubernetes (UTSA-2026-016823)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016823 advisory. A vulnerability exists in the NodeRestriction admission controller in Kubernetes clusters where node users can delete their corresponding node object by patching...

USN-8262-1 lua5.1 vulnerability

It was discovered that the Lua parser incorrectly handled garbage collection when processing specially crafted Lua scripts. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code...

USN-8262-1: Lua vulnerability

It was discovered that the Lua parser incorrectly handled garbage collection when processing specially crafted Lua scripts. A remote attacker could possibly use this issue to cause a denial of service or execute arbitrary code...

JLSEC-2026-330

A vulnerability was found in HDF5 up to 1.14.6. It has been rated as critical. Affected by this issue is the function H5FLblkgclist of the file src/H5FL.c. The manipulation of the argument H5FLblkheadt leads to use after free. An attack has to be approached locally. The exploit has been disclosed...

CVE-2026-31577

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

DEBIAN-CVE-2026-31577

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

CVE-2026-31577

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

CVE-2026-31577 nilfs2: fix NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

CVE-2026-31577 nilfs2: fix NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...

CVE-2026-31577

CVE-2026-31577 affects the Linux kernel nilfs2 filesystem. The vulnerability is a NULL i_assoc_inode dereference in nilfs_mdt_save_to_shadow_map during GC if NILFS_IOCTL_CLEAN_SEGMENTS is invoked immediately after mount, before any btree operation on the DAT inode. The root cause is i_assoc_inode...

EUVD-2026-25470

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix NULL iassocinode dereference in nilfsmdtsavetoshadowmap The DAT inode's btree node cache iassocinode is initialized lazily during btree operations. However, nilfsmdtsavetoshadowmap assumes iassocinode is already...