CVE-2023-39804: Medium severity GNU tar vulnerability

Published Nov 30, 2023
·
Updated

In GNU tar before 1.35 mishandled extension attributes in a PAX archive can lead to an application crash in xheader.c.

Other sources

In GNU tar before 1.35, mishandled extension attributes in a PAX archive can lead to an application crash in xheader.c.

— Ubuntu

Affected Software

10 affected componentsFixes available
ubuntu/tar<1.29
1.29
ubuntu/tar<1.30+dfsg-7ubuntu0.20.04.4
1.30+dfsg-7ubuntu0.20.04.4
ubuntu/tar<1.34+dfsg-1ubuntu0.1.22.04.2
1.34+dfsg-1ubuntu0.1.22.04.2
ubuntu/tar<1.34+dfsg-1.2ubuntu0.2
1.34+dfsg-1.2ubuntu0.2
ubuntu/tar<1.34+dfsg-1.2ubuntu1.1
1.34+dfsg-1.2ubuntu1.1
ubuntu/tar<1.27.1-1ubuntu0.1+
1.27.1-1ubuntu0.1+
ubuntu/tar<1.28-2.1ubuntu0.2+
1.28-2.1ubuntu0.2+
debian/tar
1.34+dfsg-1+deb11u11.34+dfsg-1.2+deb12u11.35+dfsg-3.1
GNU tar<1.35
Microsoft cbl2 tar 1.34-3<1.34-3
1.34-3

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.29
  2. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.30+dfsg-7ubuntu0.20.04.4
  3. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.34+dfsg-1ubuntu0.1.22.04.2
  4. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.34+dfsg-1.2ubuntu0.2
  5. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.34+dfsg-1.2ubuntu1.1
  6. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.27.1-1ubuntu0.1+
  7. Upgrade

    Upgrade ubuntu/tar to a version that resolves this vulnerability.

    Fixed in 1.28-2.1ubuntu0.2+
  8. Upgrade

    Upgrade debian/tar to a version that resolves this vulnerability.

    Fixed in 1.34+dfsg-1+deb11u1Fixed in 1.34+dfsg-1.2+deb12u1Fixed in 1.35+dfsg-3.1
  9. Upgrade

    Upgrade to a fixed release to a version that resolves this vulnerability.

    Fixed in 1.34-3

Event History

Nov 30, 2023
CVE Published
via Ubuntu·12:00 AM
Dec 12, 2023
Data Sourced
via Debian·06:45 AM
SeverityAffected Software
Mar 27, 2024
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
Data Sourced
via NVD·04:15 AM
Description
Data Sourced
via NVD·04:15 AM
RemedySeverityAffected Software
Nov 23, 2024
Data Sourced
via Microsoft·08:00 AM
DescriptionSeverityWeaknessAffected Software
Updated
via Microsoft·08:00 AM
DescriptionSeverity
Jul 30, 2025
Data Sourced
via Debian·12:13 AM
Description

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the severity of CVE-2023-39804?

CVE-2023-39804 is considered to have a medium severity due to potential application crashes.

2

How do I fix CVE-2023-39804?

To fix CVE-2023-39804, upgrade GNU tar to version 1.35 or later.

3

Which versions of tar are affected by CVE-2023-39804?

GNU tar versions prior to 1.35 are affected by CVE-2023-39804.

4

What operating systems are impacted by CVE-2023-39804?

CVE-2023-39804 impacts multiple Linux distributions including Ubuntu and Debian.

5

Can CVE-2023-39804 cause data loss?

CVE-2023-39804 does not directly lead to data loss, but it can cause application crashes that may disrupt normal operations.

Company

Resources

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