CVE-2026-54904 concurrent-ruby: `AtomicReference#update` livelocks when the stored value is `Float::NAN`

concurrent-ruby is a modern concurrency tools for Ruby. Prior to 1.3.7, Concurrent::AtomicReferenceupdate can enter a permanent busy retry loop when the current value is Float::NAN. The issue is caused by the interaction between AtomicReferenceupdate, which retries until compareandsetoldvalue,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: jfs: Nlink overflow in jfsrename If nlink is maximal for a directory -1, and within that directory you perform a rename on a child directory without moving it from the parent directory, then the nlink value of the first directory...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: pinctrl: cirrus: cs42l43: Fixed double-put in cs42l43pinprobe devmaddactionorreset already invokes the action in case of failure; therefore, the explicit put causes a double-put...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: scsi: csiostor: Fixed the issue of dereferencing a null pointer rn. The error exit path when rn is NULL results in dereferencing the null pointer rn through the use of the macro CSIOINCSTATS. This issue was fixed by adding a new...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: Fixed the data-race warning and potential load/store tearing issues. Fixed the following issue: BUG: KCSAN: A data-race occurred in rxrpcpeerkeepaliveworker and rxrpcsenddatapacket. This issue relates to reads and write...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: hfsplus: fixed a slab-out-of-bounds read in hfsplusuni2asc BUG: KASAN: slab-out-of-bounds in hfsplusuni2asc+0xa71/0xb90 fs/hfsplus/unicode.c:186 Read of size 2 at addr ffff8880289ef218 by task syz.6.248/14290 CPU: 0 UID: 0 PID...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: xfrm6: fixed an issue where uninitialized saddr values were used in xfrm6getsaddr. The xfrm6getsaddr function does not check the return value of ipv6devgetsaddr. When ipv6devgetsaddr fails to find a suitable source address...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: marvell: prestera: Fixed a NULL dereferencing on devlinkalloc failure. Devlinkalloc may return NULL when allocation fails, but presteradevlinkalloc will unconditionally call devlinkpriv on the returned pointer. This can lead...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: “arm64: zynqmp: Add an OP-TEE node to the device tree” This issue has been resolved through the commit 06d22ed6b6635b17551f386b50bb5aaff9b75fbe. OP-TEE logic in U-Boot automatically inserts a reserved-memory node along with the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net: wan/fslucchdlc: Fixed the dmafreecoherent function in uhdlcmemclean. The priv-rxbuffer and priv-txbuffer are allocated together as contiguous buffers in uhdlcinit, but they are freed as two separate buffers in uhdlcmemclean...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: Remove a drr class from the active list if it changes to strict. Whenever a user issues a ets qdisc change command, transforming a drr class into a strict one, the ets code does not check whether that class was in...

Astra Linux – Vulnerability in Firefox, Thunderbird

Incorrect boundary conditions in the Graphics: Canvas2D component. This vulnerability was fixed in Firefox 149, Firefox ESR 115.34, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/display/dpmst: Added protection against 0 vcpi When releasing a timeslot, there is a slight chance that we might end up with the wrong payload mask due to an overflow. This occurs if the delayeddestroywork function is called...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: fwtracer, Validate format string parameters We have added validation for format string parameters in the firmware tracer to prevent potential security vulnerabilities and crashes caused by malformed format strings...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Fixed NULL pointer dereferencing in acpievaddressspacedispatch. A new check was added to cover missed execution paths...

Astra Linux – Vulnerability in imagemagick

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 7.1.2-16 and 6.9.13-41, an extremely large image profile could result in a heap overflow when encoding a PNG image. This vulnerability has been fixed in versions 7.1.2-16 and 6.9.13-41...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfconncount: Update lastgc only when garbage collection GC has been performed. Currently, lastgc is updated every time a new connection is tracked. This means it is updated even if no garbage collection was performed...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: - svcrdma: The use of rcpageoff for the byte offset in memcpy was corrected. - svcrdmacopyInlinerange: The page index rccurpage was added to the page base instead of the byte offset rcpageoff. Use rcpageoff to ensure that copi...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ntb: ntbhwswitchtec: Fixed a out-of-bounds behavior when dealing with 0 MW LUTs. The number of MW LUTs depends on the NTB configuration and can be set to zero. In such cases, rounddownpowoftwo will cause undefined behavior and...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mptcp: Fallback earlier on simultaneous connections Syzkaller reports a race condition in simultaneous connections that leads to inconsistent fallback behavior. Status: WARNING: CPU: 3 PID: 33 at net/mptcp/subflow.c:1515...