Unbounded allocation for old GNU sparse in archive/tar

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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...

archive/tar: golang: Go's archive/tar package: Denial of Service via maliciously-crafted archive

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...

Unity Linux 20.1060a / 20.1070a Security Update: grafana (UTSA-2026-007099)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-007099 advisory. 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 maliciously-crafted archive containing a large...

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...

archive/tar: golang: Go's archive/tar package: Denial of Service via maliciously-crafted archive

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...

SUSE CVE-2026-32288

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

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...

EUVD-2026-20016

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

AZL-82091 CVE-2026-32288 affecting package cri-o 1.30.1-1

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

AZL-82292 CVE-2026-32288 affecting package gh for versions less than 2.62.0-15

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

CVE-2026-32288

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

DEBIAN-CVE-2026-32288

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

AZL-98661 CVE-2026-32288 affecting package golang 1.27.1-1

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

AZL-82608 CVE-2026-32288 affecting package skopeo for versions less than 1.14.4-10

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

AZL-82169 CVE-2026-32288 affecting package containerized-data-importer for versions less than 1.62.0-3

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

AZL-82458 CVE-2026-32288 affecting package moby-engine for versions less than 25.0.3-17

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

CVE-2026-32288

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

UBUNTU-CVE-2026-32288

tar.Reader can allocate an unbounded amount of memory when reading a maliciously-crafted archive containing a large number of sparse regions encoded in the "old GNU sparse map" format...

CVE-2026-32288

CVE-2026-32288 affects Go’s archive/tar parsing of the old GNU sparse map format. A malicious tar with many sparse regions can trigger tar.Reader to allocate unbounded memory, potentially exhausting memory and causing high availability impact. Documented impact metrics show LOCAL attack vector, L...