CVE-2026-32288

A flaw was found in Go's archive/tar package. A remote attacker could exploit this vulnerability by providing a maliciously-crafted archive file. When the tar.Reader processes an archive containing a large number of sparse regions in the "old GNU sparse map" format, it can lead to unbounded memor...

Moderate: Red Hat Security Advisory: OpenShift Container Platform 4.14.63 packages and security update

Red Hat OpenShift Container Platform release 4.14.63 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.14. Red Hat Product Security has rated this update as having a...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

ALSA-2026:1377 Moderate: image-builder security update

A local binary for building customized OS artifacts such as VM images and OSTree commits. Uses osbuild under the hood. Security Fixes: golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 For more details about the security issues, including the impact, a CVSS scor...

ALSA-2025:23948 Moderate: grafana security update

Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB. Security Fixes: golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 For more details about the security issues, including the impact, a CVSS score,...

RHEL 9 : grafana (RHSA-2025:23746)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:23746 advisory. Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB. Security Fixes: golang: archive/tar:...

Moderate: grafana security update

Grafana is an open source, feature rich metrics dashboard and graph editor for Graphite, InfluxDB & OpenTSDB. Security Fixes: golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 For more details about the security issues, including the impact, a CVSS score,...

RockyLinux 9 : podman (RLSA-2025:23325)

The remote RockyLinux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2025:23325 advisory. golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 Tenable has extracted the preceding description block directly from the...

RockyLinux 8 : container-tools:rhel8 (RLSA-2025:23374)

The remote RockyLinux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2025:23374 advisory. golang: archive/tar: Unbounded allocation when parsing GNU sparse map CVE-2025-58183 Tenable has extracted the preceding description block directly from the...

Moderate: Red Hat Security Advisory: podman security update

An update for podman is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

golang: archive/tar: Unbounded allocation when parsing GNU sparse map

A flaw was found in the archive/tar package in the Go standard library. tar.Reader does not set a maximum size on the number of sparse region data blocks in GNU tar pax 1.0 sparse files. A specially crafted tar archive with a pax header indicating a big number of sparse regions can cause a Go...

PT-2025-42737

Name of the Vulnerable Software and Affected Versions golang versions 1.15 golang versions 1.19 Description An issue exists in the archive/tar package within golang that involves an unbounded allocation during the parsing of GNU sparse map files. This can lead to excessive memory consumption and...