Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098821)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098821 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: reserve enough transaction items for qgroup ioctls Currently our qgroup ioctls don't...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: atl1c: Workaround for the DMA RX overflow issue. This work is based on the alx driver commit 881d0327db37 “net: alx: Workaround for the DMA RX overflow issue”. The alx and atl1c drivers both had RX overflow errors; therefore, ...

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

In the Linux kernel, the following vulnerability has been resolved: EFI: Fixed a potential NULL dereference in efememreservepersistent. When iterating over a linked list, the result of memremap is dereferenced without checking if it is NULL. This patch adds a check that falls back to allocating a...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed the issue where the qgroup reserve overflows the qgroup limit. We use extentchangeset-byteschanged in qgroupreservedata to record how many bytes are set for the EXTENTQGROUPRESERVED state. Currently, byteschanged is...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: compress: Fixed an error in counting reservedcblocks when there is no space available. When a file requires only one directnode, performing the following operations will result in the file being unrecoverable: bash unisoc...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: net: Handling of integer overflows in kmallocreserve The committed change was as follows: c ptr = kmallocsize; if ptr size = ksizeptr; size = kmallocsizeroundupsize; ptr = kmallocsize; This caused various crashes, as reported ...

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

In the Linux kernel, the following vulnerability has been resolved: llc: Makes llcuisendmsg more robust against changes to bonding. syzbot was able to exploit llcuisendmsg, allocating a skb without sufficient headroom, and then attempting to append 14 bytes of Ethernet header information. Like...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bcache: Avoid a “journal no-space deadlock” by reserving 1 journal bucket. The “journal no-space deadlock” has been reported from time to time. Such a deadlock can occur in the following situations: When all journal buckets are...

PT-2026-81042

Name of the Vulnerable Software and Affected Versions libp2p versions prior to 4.2.9 Description In the reservation refresh path within reservation-store.ts, the software reuses the same retimeableSignal but unconditionally registers a new abort listener during every refresh. A remote peer can...

CVE-2026-74722

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak in btrfsdoencodedwrite Local fuzzing of 6.12.94 has found the following memory leak: Unreferenced object 0xffff888018050a80 size 64: comm "syz.0.17", pid 10297, jiffies 4294953601 hex dump first 32 bytes: 0...

AZL-97289 CVE-2026-74722 affecting package kernel 6.6.150.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak in btrfsdoencodedwrite Local fuzzing of 6.12.94 has found the following memory leak: Unreferenced object 0xffff888018050a80 size 64: comm "syz.0.17", pid 10297, jiffies 4294953601 hex dump first 32 bytes: 0...

CVE-2026-74722 btrfs: fix memory leak in btrfs_do_encoded_write()

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak in btrfsdoencodedwrite Local fuzzing of 6.12.94 has found the following memory leak: Unreferenced object 0xffff888018050a80 size 64: comm "syz.0.17", pid 10297, jiffies 4294953601 hex dump first 32 bytes: 0...

PT-2026-79727

In the Linux kernel, the following vulnerability has been resolved: btrfs: fix memory leak in btrfs do encoded write Local fuzzing of 6.12.94 has found the following memory leak: Unreferenced object 0xffff888018050a80 size 64: comm "syz.0.17", pid 10297, jiffies 4294953601 hex dump first 32 bytes...

CVE-2026-72854

msgpackunpackerexpandbuffer in src/unpack.c, reached through the public msgpackunpackerreservebuffer API, computes its new buffer size using an unchecked sizet addition of the requested size and the amount already used. The doubling loop guards its own multiplication against overflow, but the...

CVE-2026-72854

msgpack-c (C MessagePack library) is affected by an integer overflow in msgpack_unpacker_expand_buffer (src/unpack.c), reachable via the public msgpack_unpacker_reserve_buffer API. The doubling loop guards its multiplication against overflow, but the addition in the loop condition is unguarded , ...

EUVD-2026-63537

msgpackunpackerexpandbuffer in src/unpack.c, reached through the public msgpackunpackerreservebuffer API, computes its new buffer size using an unchecked sizet addition of the requested size and the amount already used. The doubling loop guards its own multiplication against overflow, but the...

CVE-2026-72854 msgpack-c Integer Overflow in msgpack_unpacker_expand_buffer Causes a False-Success Undersized Reservation

msgpackunpackerexpandbuffer in src/unpack.c, reached through the public msgpackunpackerreservebuffer API, computes its new buffer size using an unchecked sizet addition of the requested size and the amount already used. The doubling loop guards its own multiplication against overflow, but the...

PT-2026-79110

Name of the Vulnerable Software and Affected Versions msgpack-c affected versions not specified Description An integer overflow occurs in the msgpack unpacker expand buffer function within src/unpack.c, which is accessible via the msgpack unpacker reserve buffer API. The function calculates the n...

CVE-2026-74571

A flaw was found in the Linux kernel's btrfs filesystem. When mounting a btrfs filesystem with the rescue=ibadroots option after corrupting the block group tree root or raid stripe tree root, the system attempts to update the global block reserve. This process dereferences a missing root pointer,...

CVE-2026-72084

A flaw was found in the Linux kernel's SCSI target subsystem. An attacker, by submitting a specially crafted iSCSI TransportID during a PERSISTENT RESERVE OUT operation, could cause an out-of-bounds read. This vulnerability, which occurs due to unbounded parsing of the TransportID, can lead to a...