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Integer overflow in the __tzfile_read function in glibc...

Moderate severity Unreviewed Published May 2, 2022 to the GitHub Advisory Database • Updated Apr 11, 2025

Package

No package listed— Suggest a package

Affected versions

Unknown

Patched versions

Unknown

Description

Integer overflow in the __tzfile_read function in glibc before 2.15 allows context-dependent attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted timezone (TZ) file, as demonstrated using vsftpd.

References

Published by the National Vulnerability Database May 2, 2013
Published to the GitHub Advisory Database May 2, 2022
Last updated Apr 11, 2025

Severity

Moderate

EPSS score

Exploit Prediction Scoring System (EPSS)

This score estimates the probability of this vulnerability being exploited within the next 30 days. Data provided by FIRST.
(86th percentile)

Weaknesses

No CWEs

CVE ID

CVE-2009-5029

GHSA ID

GHSA-m45f-chfc-x7hh

Source code

No known source code

Dependabot alerts are not supported on this advisory because it does not have a package from a supported ecosystem with an affected and fixed version.

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