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: nfsd: Fixed a heap overflow in the NFSv4.0 LOCK replay cache. The NFSv4.0 replay cache uses a fixed 112-byte inline buffer rpibufNFSD4REPLAYISIZE to store encoded operation responses. This size was calculated based on OPEN...

Astra Linux – Vulnerability in imagemagick

A flaw was discovered in ImageMagick version 7.0.11. In this version, an integer overflow in the WriteTHUMBNAILImage function in the coders/thumbnail.c file may lead to undefined behavior when processing a specially crafted image file submitted by an attacker. The greatest threat posed by this...

Astra Linux – Vulnerability in unbound

Before version 1.9.5, Unbound allowed an out-of-bounds write operation through a compressed name in rdatacopy. NOTE: The vendor disputes that this is a vulnerability. Although the code may be vulnerable, an ongoing Unbound installation cannot be remotely or locally exploited...

Astra Linux – Vulnerability in openexr

OpenEXR provides the specification and reference implementation of the EXR file format, a image storage format for the motion picture industry. In versions 3.0.0 to before 3.2.9, 3.3.0 to before 3.3.11, and 3.4.0 to before 3.4.11, there was an integer overflow in ImageChannel::resize, which led t...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: tls: In the tls.AppendFrag function, there is a potential out-of-bounds write vulnerability. This issue was detected using syzkaller and a local syzbot instance running on top of a netdevsim TLS offload emulation. The...

Astra Linux – Vulnerability in libmodbus

A issue was discovered in libmodbus before versions 3.0.7 and 3.1.x, prior to 3.1.5. There is a buffer overflow vulnerability in the MODBUSFCWRITEMULTIPLECOILS case, also known as VD-1302...

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

In the Linux kernel, the following vulnerability has been resolved: tomoyo: Fixed the UAF write bug in tomoyowritecontrol. Since tomoyowritecontrol updates head-writebuf when the write function is called for long lines, we need to retrieve head-writebuf after holding head-iosem. Otherwise,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Bonding: Annotate the data races around slave-lastrx. slave-lastrx and slave-targetlastarprx... can be read and written without locking. Add READONCE and WRITEONCE annotations. syzbot reported: BUG: KCSAN: Data race in...

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: iouring/rw: fixed the omission of the NOWAIT check for ODIRECT write operations. When iouring initiates a write operation, it calls kiocbstartwrite, which triggers the super block rwsem. This prevents any freezes from occurring...

Astra Linux – Vulnerability in NTP

In the mstolfp.c file within NTP 4.2.8p15, there is a buffer overflow vulnerability when adding a decimal point. An adversary may be able to attack a client’s ntpq process, but they cannot attack the ntpd process...

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

In the Linux kernel, the following vulnerability has been resolved: Packet: Annotate data-races around ignoreoutgoing The function ignoreoutgoing is accessed without a lock from devqueuexmitnit and packetgetsockopt. Add appropriate READONCE/WRITEONCE annotations. Syzbot reported: BUG: KCSAN:...

Astra Linux – Vulnerability in ffmpeg, ffmpeg5

FFmpeg before version 8.1 has an integer overflow, resulting in an out-of-bounds write operation through CENC Common Encryption subsample data into libavformat/mov.c...

CVE-2026-5027

This post is a research article published by EQSTLab. Thanks toYahia Hamza, who reported and analyzed this vulnerability. CVE-2026-5027 ★ CVE-2026-5027 Langflow Path Traversal / Arbitrary File Write PoC ★ Description CVE-2026-5027 : Langflow Arbitrary File Write Vulnerability description: A path...

EUVD-2026-92417

LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. Through such a link a document could open an embedded Firebird database that wrote a file to any location the user could write to. In fixed versions an embedded Firebird database can open or...

CVE-2026-63266 Arbitrary file write via calcext:data-mappings, sql provider and Firebird backup functionality

LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. Through such a link a document could open an embedded Firebird database that wrote a file to any location the user could write to. In fixed versions an embedded Firebird database can open or...

CVE-2026-63266

LibreOffice Calc is vulnerable to an arbitrary file write due to how it handles external data source links. An attacker can use a document to open an embedded Firebird database , which may write files to any location the user has permissions to access. The vulnerability is caused by a lack of dir...

CVE-2026-63266 Arbitrary file write via calcext:data-mappings, sql provider and Firebird backup functionality

LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. Through such a link a document could open an embedded Firebird database that wrote a file to any location the user could write to. In fixed versions an embedded Firebird database can open or...

CVE-2026-63266

LibreOffice Calc can link a cell range to an external data source, and the link is saved in the document. Through such a link a document could open an embedded Firebird database that wrote a file to any location the user could write to. In fixed versions an embedded Firebird database can open or...

kernel: ipvs: clear IPv4 options after rebasing tunnel ICMP errors

A flaw was found in the Linux kernel's IP Virtual Server IPVS component. When processing Internet Control Message Protocol ICMP errors for tunneled packets, the system can incorrectly use a stale IPv4 option offset. A remote attacker could exploit this by sending a specially crafted ICMP packet,...

Security update for pcre2

This update for pcre2 fixes the following issues: CVE-2026-86145: missing size checks in pcre2dfamatch code can lead to an out-of-bounds write bsc1279893. CVE-2026-89156: out-of-bounds read via invalid UTF data during JIT fallback bsc1280054. CVE-2026-89157: out-of-bounds write via large pattern...