USN-8467-2: Perl vulnerabilities

USN-8467-1 fixed vulnerabilities in Perl. This update provides the corresponding fix for Perl on Ubuntu 25.10. Original advisory details: It was discovered that Perl's Archive::Tar module incorrectly handled symlink and hardlink targets during extraction. An attacker could use this issue to read ...

AlmaLinux 9 : postgresql:16 (ALSA-2026:26203)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2026:26203 advisory. postgresql: PostgreSQL: Operating system account hijack via symlink following in pgbasebackup and pgrewind CVE-2026-6475 postgresql: PostgreSQL libpq:...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack through improper validation of hardlink targets during tar extraction. An attacker can access or modify files outside the intended extraction directory by crafting a malicious tarball with a hardlink entry whose target is...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack through improper validation of hardlink targets during tar extraction. An attacker can access or modify files outside the intended extraction directory by crafting a malicious tarball with a hardlink entry whose target is...

Symlink Attack

Overview Affected versions of this package are vulnerable to Symlink Attack through improper validation of hardlink targets during tar extraction. An attacker can access or modify files outside the intended extraction directory by crafting a malicious tarball with a hardlink entry whose target is...

GHSA-8XWF-RJM4-XVHV oras-go has file store write outside workingDir via symlink traversal

The file content store in oras-go attempts to confine writes to workingDir when AllowPathTraversalOnWrite=false, but the guard is lexical and does not account for symlink traversal. If workingDir contains a symlink path component and an attacker-controlled blob title via ocispec.AnnotationTitle...

External Control of File Name or Path

Overview Affected versions of this package are vulnerable to External Control of File Name or Path through the pushFile process when symlink traversal is possible within the working directory. An attacker can write files outside the intended directory boundary by supplying a crafted blob title th...

External Control of File Name or Path

Overview Affected versions of this package are vulnerable to External Control of File Name or Path through the pushFile process when symlink traversal is possible within the working directory. An attacker can write files outside the intended directory boundary by supplying a crafted blob title th...

oras-go has file store write outside workingDir via symlink traversal

The file content store in oras-go attempts to confine writes to workingDir when AllowPathTraversalOnWrite=false, but the guard is lexical and does not account for symlink traversal. If workingDir contains a symlink path component and an attacker-controlled blob title via ocispec.AnnotationTitle...

Security Bulletin: Nomad vulnerable to arbitrary file read/write on client host through symlink attack

Summary HashiCorp Nomad and Nomad Enterprise prior to 2.0.1 are vulnerable to arbitrary file read and write on the client host as the Nomad process user through a symlink attack. This vulnerability CVE-2026-6959 is fixed in Nomad 2.0.1, 1.11.5 and 1.10.11. Vulnerability Details CVEID:CVE-2026-695...

GHSA-J6HM-V3X2-QV6J land.oras:oras-java-sdk: Symlink-based path traversal in ArchiveUtils.untar / unzip allows arbitrary file write outside extraction directory

Summary ArchiveUtils.untarInputStream, Path and ArchiveUtils.unzipInputStream, Path in land.oras:oras-java-sdk create symbolic-link entries from an archive without validating the symlink target. A malicious tar or zip shipped as an OCI layer blob can place a symlink under the extraction directory...

CVE-2026-53489

containerd is an open-source container runtime. Versions prior to 2.3.2, 2.2.5 and 2.1.9 contain a bug where the CRI plugin restores container.log from a checkpoint image without validating a symlinked path. This could result in reading an arbitrary file on the host via kubectl logs. This issue h...

postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

A flaw was found in PostgreSQL. This vulnerability, related to symlink following in pgbasebackup plain format and pgrewind, allows an origin superuser to overwrite local files. By exploiting this, an attacker could potentially hijack the operating system account. This attack has practical...

Important: Red Hat Security Advisory: postgresql:12 security update

An update for the postgresql:12 module is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A...

postgresql: PostgreSQL: Operating system account hijack via symlink following in pg_basebackup and pg_rewind

A flaw was found in PostgreSQL. This vulnerability, related to symlink following in pgbasebackup plain format and pgrewind, allows an origin superuser to overwrite local files. By exploiting this, an attacker could potentially hijack the operating system account. This attack has practical...

CVE-2026-53489

containerd is an open-source container runtime. Versions prior to 2.3.2, 2.2.5 and 2.1.9 contain a bug where the CRI plugin restores container.log from a checkpoint image without validating a symlinked path. This could result in reading an arbitrary file on the host via kubectl logs. This issue h...

CVE-2026-53489

CVE-2026-53489 affects containerd CRI: when checkpoint restore occurs, the CRI plugin may read a host file by following a symlink for container.log. Vulnerable versions are prior to 2.3.2, 2.2.5 and 2.1.9. Impact described as arbitrary host file read via kubectl logs, with LOCAL attack potential ...

CVE-2026-53489 containerd: Arbitrary host CRI log file read via symlink following in CRI checkpoint restore

containerd is an open-source container runtime. Versions prior to 2.3.2, 2.2.5 and 2.1.9 contain a bug where the CRI plugin restores container.log from a checkpoint image without validating a symlinked path. This could result in reading an arbitrary file on the host via kubectl logs. This issue h...

CVE-2026-53489 containerd: Arbitrary host CRI log file read via symlink following in CRI checkpoint restore

containerd is an open-source container runtime. Versions prior to 2.3.2, 2.2.5 and 2.1.9 contain a bug where the CRI plugin restores container.log from a checkpoint image without validating a symlinked path. This could result in reading an arbitrary file on the host via kubectl logs. This issue h...

CVE-2026-53489

containerd is an open-source container runtime. Versions prior to 2.3.2, 2.2.5 and 2.1.9 contain a bug where the CRI plugin restores container.log from a checkpoint image without validating a symlinked path. This could result in reading an arbitrary file on the host via kubectl logs. This issue h...