CVE-2022-2879 - CVE House
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Status published High CVE-2022-2879

Unbounded memory consumption when reading headers in archive/tar

Vulnerability Description

Reader.Read does not set a limit on the maximum size of file headers. A maliciously crafted archive could cause Read to allocate unbounded amounts of memory, potentially causing resource exhaustion or panics. After fix, Reader.Read limits the maximum size of header blocks to 1 MiB.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Adam Korczynski (ADA Logics)
  • OSS-Fuzz

References

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CVE-2025-61728
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CVE-2025-61727
Improper application of excluded DNS name constraints when verifying wildcard names in crypto/x509
Unknown 0

Affected Vendor

Go standard library

View all reports →

Affected Software

archive/tar
Vulnerable Versions:
0, 1.19.0-0

Timeline

Official Publish: October 14th, 2022
Last Modified: February 13th, 2025
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.