Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ceph: Fix for inlink underrunning during async unlink During async unlink, we decrement the inlink counter before receiving the completion signal which will eventually update inlink. This is done because “we assume that the unlin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mac80211: Fixed an underflow in staticbranchdec for aqldisable. syzbot reported an underflow in staticbranchdec in aqlenablewrite. 0 The issue arises because aqlenablewrite does not serialize concurrent write operations ...

Astra Linux – Vulnerability in OpenVSwitch

An integer underflow occurred in the Organization Specific TLV in various versions of OpenvSwitch...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Under NFSv4.1, fix the issue where double svcxprtput operations on rpccreate cause failures. In error situations, clp-clcbconn.cbxprt should not be referenced as referring to xprt. Otherwise, both client cleanup and erro...

Astra Linux – Vulnerability in vlc

Videolan VLC prior to version 3.0.20 contains an integer underflow issue that can lead to incorrect packet lengths being displayed...

Astra Linux – Vulnerability in libyaml-syck-perl

Versions of YAML::Syck before 1.38 for Perl have a out-of-bounds read vulnerability. The base60 sexagesimal parsing code in perlsyck.h has a buffer underflow bug in both the intbase60 and floatbase60 handlers. When processing the leftmost segment of a colon-separated value e.g., the “1” in...

Astra Linux – Vulnerability in Chromium

Integer underflow in WebUI of Google Chrome prior to 121.0.6167.85 allowed a remote attacker to potentially exploit heap corruption via a malicious file. Chromium security severity: High...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: netfilter: nftables – There is a possibility of module reference underflow in the error path. When nftexprclone fails, dst-ops is set. However, the module reference count has not been updated yet. As a result, nftexprdestroy...

Astra Linux – Vulnerability in espeak-ng

It was discovered that Espeak-ng 1.52-dev contains a Stack Buffer Underflow due to the CountVowelPosition function in synthdata.c...

Astra Linux – Vulnerability in Blender

An integer underflow in the DDS loader of Blender leads to an out-of-bounds read, potentially allowing an attacker to read sensitive data using a crafted DDS image file. This flaw affects Blender versions prior to 2.83.19, 2.93.8, and 3.1...

Astra Linux – Vulnerability in OpenLDAP

An integer underflow was discovered in OpenLDAP before version 2.4.57, which led to slapd crashes during the Certificate Exact Assertion processing, resulting in a denial of service schemainit.c serialNumberAndIssuerCheck...

Security Bulletin: IBM MQ queue manager is vulnerable to remote code execution (CVE-2026-10858)

Summary IBM MQ has addressed a heap buffer underflow vulnerability in the queue manager's protocol handling that could allow a remote authenticated attacker to execute arbitrary code Vulnerability Details CVEID:CVE-2026-10858 DESCRIPTION: IBM MQ could allow an authenticated attacker to cause a...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

kernel: drm/i915/gt: fix refcount underflow in intel_engine_park_heartbeat

A flaw was found in the Linux kernel's i915 graphics driver. A race condition exists between the heartbeat worker and intelengineparkheartbeat functions when releasing an engine request. This can lead to a reference count refcount underflow, resulting in a use-after-free vulnerability. A local...

PT-2026-91598

Name of the Vulnerable Software and Affected Versions macOS Golden Gate versions prior to 27 macOS Sequoia versions prior to 15.8 macOS Tahoe versions prior to 26.7 Description An integer underflow occurs due to insufficient input validation. Connecting to a malicious SMB server may lead to...

CVE-2026-84536: Integer Overflow or Wraparound

An integer underflow was addressed with improved input validation. This issue is fixed in macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7. Connecting to a malicious SMB server may lead to unexpected system termination...

SUSE SLES15 Security Update : libssh2_org (SUSE-SU-2026:4095-1)

The remote SUSE Linux SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2026:4095-1 advisory. - CVE-2025-15661: out-of-bounds heap read vulnerability in the sftpsymlink function in src/sftp.c bsc1268546. - CVE-2026-7598:...

Amazon Linux 2023 : heif-pixbuf-loader, libheif, libheif-devel (ALAS2023-2026-2134)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-2134 advisory. libheif: Integer underflow in Fraction constructor via double clap transform application CVE-2026-62289 libheif: Out-of-bounds read in uncompressed unci tile range slicing CVE-2026-62292 Tenab...

Medium: libheif

Issue Overview: libheif: Integer underflow in Fraction constructor via double clap transform application CVE-2026-62289 libheif: Out-of-bounds read in uncompressed unci tile range slicing CVE-2026-62292 Affected Packages: libheif Issue Correction: Run dnf update libheif --releasever...

CVE-2026-90996: Integer Underflow (Wrap or Wraparound)

A flaw was found in sssd. A local unprivileged user could send a specially crafted request with a zero-length body to the Network Security Services NSS responder. This could lead to a denial-of-service condition, causing the NSS responder to become unstable or terminate. This vulnerability affect...