Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: RDMA/mlx5: Fixed the issue where UMR hangs in the LAG error state during device unloading. During a firmware reset in LAG mode, a race condition causes the driver to hang indefinitely while waiting for UMR completion during devic...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: kcm: fixed zero-frag skb in fraglist in case of partial sendmsg errors Syzkaller reported a warning in kcmwritemsgs when processing a message with a zero-fragment skb in the fraglist. When kcmsendmsg fills MAXSKBFRAGS fragments i...

Astra Linux – Vulnerability in Node.js

A malformed HTTP/2 HEADERS frame with oversized, invalid HPACK data can cause Node.js to crash by triggering an unhandled TLSSocket error ECONNRESET. Instead of safely closing the connection, the process crashes, enabling a remote denial of service. This primarily affects applications that do not...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: nfc: nci: early error paths where freeskb is called on ncitransceive. ncitransceive takes ownership of the skb passed by the caller, but error paths such as -EPROTO, -EINVAL, and -EBUSY are returned without freeing it. Due to...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fixed a missing pointer check in the hdacomponentmanagerinit function. The componentmatchadd function may assign the ‘matchptr’ pointer the value ERRPTR-ENOMEM, which will subsequently be dereferenced. The call stack...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: xhci: Apply the link chain quirk on NEC isoc endpoints Two clearly different specimens of NEC uPD720200 one with start/stop bug, one without were seen to cause IOMMU faults after some Missed Service Errors. Faulting address ...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: radio-keene: Fixed a memory leak in the error path. A memory leak was addressed in usbkeeneprobe. The v4l2 control handler was initialized, and controls were added. However, if v4l2deviceregister or videoregisterdevice fai...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/panthor: Resolved issues related to failures in panthorgpuflushcaches. We have observed a few cases where the entire memory subsystem becomes blocked, and flushing operations never complete. In such cases, we want to: -...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: media: v4l2-async: Fixed error handling after finding a match. Once an async connection is found to match an fwnode, a sub-device may be registered if it wasn’t already. Its binding operation is performed, auxiliary links are...

Astra Linux – Vulnerability in Systemd

Systemd, a system and service manager, as PID 1 encounters an assertion error and freezes execution when an unprivileged IPC API call is made with spurious data. In versions v249 and earlier, the effect is not an assertion error, but stack overwriting, with the content being controlled by the...

Astra Linux – Vulnerability in Python 3.11

Python-Markdown version 3.8 contains a vulnerability where malformed HTML-like sequences can cause html.parser.HTMLParser to raise an unhandled AssertionError during Markdown parsing. Since Python-Markdown does not catch this exception, any application that processes Markdown controlled by...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: espintcp: fixed skb leaks. Several error paths now include a kfreeskb...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: udptunnel: Use netdevwarn instead of netdevWARN. netdevWARN uses WARN/WARNON to print a backtrace along with file and line information. In this case, udptunnelnicregister failing due to a memory allocation failure e.g., kzalloc o...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: usb: gadget: feem: Fixed a memory leak in eemunwrap. The existing code did not handle the failure case of usbepqueue in the command path, potentially leading to memory leaks. Improved error handling to free all allocated...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Fat: Avoid underflow of the parent link count in rmdir. Corrupted FAT images may cause the directory inode to have an incorrect inlink value e.g., 2, even though subdirectories exist. rmdir then will unconditionally call...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Unconditionally sets set-nelems before inserting an element. In the event that the set is full, a new element is inserted and then removed without waiting for the RCU grace period. Meanwhile, the RCU reader m...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: A bug in the ocfs2findvictimchain function was fixed. The syzbot reported a kernel bug in ocfs2findvictimchain. This bug occurs because the clnextfreerec field of the allocation chain list the next free slot in the chain...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ima: Handle error codes returned by imafilterrulematch. In imamatchrules, if imafilterrulematch returns -ENOENT due to the rule being NULL, the function incorrectly skips the 'if !rc' check and sets 'result = true'. The LSM rule ...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: media: adv7842: Avoid possible out-of-bounds array accesses in adv7842cplogstatus It is possible for cpread and hdmiread to return -EIO. These values are further used as indexes to access arrays. The issue was fixed by checking t...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: x86/fpu: Clear XSTATEBVi in the guest XSAVE state whenever XFDi=1 When loading the guest XSAVE state via KVMSETXSAVE, and when updating XFD in response to a guest WRMSR, the disabled features are cleared from the saved or to be...