Allocation of Resources Without Limits or Throttling The advisory has been revoked - it doesn't affect any version of package harfbuzz (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU2404-HARFBUZZ-6699627
- published29 Apr 2024
- disclosed4 Feb 2023
Introduced: 4 Feb 2023
CVE-2023-25193 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:24.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream harfbuzz package and not the harfbuzz package as distributed by Ubuntu.
hb-ot-layout-gsubgpos.hh in HarfBuzz through 6.0.0 allows attackers to trigger O(n^2) growth via consecutive marks during the process of looking back for base glyphs when attaching marks.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2023-25193
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/KWCHWSICWVZSAXP2YAXM65JC2GR53547/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/YZ5M2GSAIHFPLHYJXUPQ2QDJCLWXUGO3/
- https://chromium.googlesource.com/chromium/src/+/e1f324aa681af54101c1f2d173d92adb80e37088/DEPS#361
- https://github.com/harfbuzz/harfbuzz/blob/2822b589bc837fae6f66233e2cf2eef0f6ce8470/src/hb-ot-layout-gsubgpos.hh
- https://github.com/harfbuzz/harfbuzz/commit/85be877925ddbf34f74a1229f3ca1716bb6170dc
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/KWCHWSICWVZSAXP2YAXM65JC2GR53547/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/YZ5M2GSAIHFPLHYJXUPQ2QDJCLWXUGO3/
- https://security.netapp.com/advisory/ntap-20230725-0006/