Astra Linux – Vulnerability in libssh

A flaw was discovered in libssh, where a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed ‘longname’ field within an SSHFXPNAME message during a file listing operation. This missing null check can lead to reading beyond the allocated memory on the heap. Thi...

EulerOS 2.0 SP11 : libssh (EulerOS-SA-2026-2214)

According to the versions of the libssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The API function sshgethexa is vulnerable, when 0-lenght input is provided to this function. This function is used internally in...

EulerOS 2.0 SP11 : libssh (EulerOS-SA-2026-2252)

According to the versions of the libssh packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : The API function sshgethexa is vulnerable, when 0-lenght input is provided to this function. This function is used internally in...

GHSA-3PV8-6F4R-FFG2 tar has a PAX header desynchronization issue

Summary When a tar stream contains multiple "header" entries prior to a file entry, tar-rs applies the PAX header x to the next entry in the stream, regardless of type. For example, a stream of x - L - file PAX, GNU longname, file would result in x's extensions being applied to L rather than to...

tar has a PAX header desynchronization issue

Summary When a tar stream contains multiple "header" entries prior to a file entry, tar-rs applies the PAX header x to the next entry in the stream, regardless of type. For example, a stream of x - L - file PAX, GNU longname, file would result in x's extensions being applied to L rather than to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph parselongname: strrchr expects a NUL-terminated string … And parselongname does not guarantee this. That’s why it uses kmemdupnul to create an NUL-terminated string for the argument passed to kstrtou64; The problem is that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ceph: Fix for oops due to invalid pointer for kfree in parselongname This fix addresses a kernel oops that occurs when reading ceph snapshot directories .snap, for example, by simply running ls /mnt/myceph/.snap. The variable str...

Astra Linux – Vulnerability in libtar

The thread function does not free the variable t-thbuf.gnulongname after allocating memory, which may lead to a memory leak...

Astra Linux – Vulnerability in libtar

An attacker who submits a crafted tar file with a size of 0 in the header struct field may be able to trigger a call to malloc0 for the variable gnulongname, resulting in an out-of-bounds read...

libssh: libssh: Denial of Service due to malformed SFTP message

A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname' field within an SSHFXPNAME message during a file listing operation. This missing null check can lead to reading beyond allocated memory on the heap. This can...

libssh: libssh: Denial of Service due to malformed SFTP message

A flaw was found in libssh in which a malicious SFTP SSH File Transfer Protocol server can exploit this by sending a malformed 'longname' field within an SSHFXPNAME message during a file listing operation. This missing null check can lead to reading beyond allocated memory on the heap. This can...

Medium: libssh

Issue Overview: libssh OOB Read in sftpparselongname CVE-2026-0968 Affected Packages: libssh Issue Correction: Run dnf update libssh --releasever 2023.11.20260427 or dnf update --advisory ALAS2023-2026-1632 --releasever 2023.11.20260427 to update your system. More information on how to update you...

CLSA-2026-1776705065 libssh: Fix of CVE-2026-0968

CVE-2026-0968: sanitize input handling in sftpparselongname to prevent OOB read when processing malformed SFTP longname fields, add unit tests...

CLSA-2026-1776703400 libssh: Fix of CVE-2026-0968

CVE-2026-0968: sanitize input handling in sftpparselongname to prevent OOB read when processing malformed SFTP longname fields, add unit tests...

CLSA-2026-1776701249 libssh: Fix of CVE-2026-0968

CVE-2026-0968: sanitize input handling in sftpparselongname to prevent OOB read when processing malformed SFTP longname fields, add unit tests...

CLSA-2026-1776362968 Fix CVE(s): CVE-2026-0968

SECURITY UPDATE: heap read past bounds in sftpparselongname from malicious SFTP longname field - debian/patches/CVE-2026-0968.patch: validate longname pointer and longnamefield; bound string walks at NUL; fail if field not found - CVE-2026-0968...

CLSA-2026-1776361748 Fix CVE(s): CVE-2026-0968

SECURITY UPDATE: heap read past bounds in sftpparselongname from malicious SFTP longname field - debian/patches/CVE-2026-0968.patch: validate longname pointer and longnamefield; bound string walks at NUL; fail if field not found - CVE-2026-0968...

CLSA-2026-1776262694 Fix CVE(s): CVE-2026-0968

SECURITY UPDATE: null pointer dereference and out-of-bounds read in sftpparselongname when processing malformed SSHFXPNAME messages - debian/patches/CVE-2026-0968.patch: add null check, input validation, and end-of-string guards in sftpparselongname - CVE-2026-0968...

Security update for libssh

This update for libssh fixes the following issues: CVE-2026-3731: denial of service via out-of-bounds read in SFTP extension name handler bsc1259377. CVE-2026-0964: SCP protocol path traversal in sshscppullrequest bsc1258049. CVE-2026-0965: possible denial of service when parsing unexpected...

SUSE-SU-2026:1344-1 Security update for libssh

This update for libssh fixes the following issues: - CVE-2026-3731: denial of service via out-of-bounds read in SFTP extension name handler bsc1259377. - CVE-2026-0964: SCP protocol path traversal in sshscppullrequest bsc1258049. - CVE-2026-0965: possible denial of service when parsing unexpected...