CVE-2023-52425

Summary

libexpat through 2.5.0 allows a denial of service (resource consumption) because many full reparsings are required in the case of a large token for which multiple buffer fills are needed.

Affected Software

Weaknesses

• n/a

ADP Enrichment

CVE Program Container

Additional References

• https://github.com/libexpat/libexpat/pull/789
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/
• https://lists.debian.org/debian-lts-announce/2024/04/msg00006.html
• http://www.openwall.com/lists/oss-security/2024/03/20/5
• https://security.netapp.com/advisory/ntap-20240614-0003/
• https://lists.debian.org/debian-lts-announce/2024/09/msg00036.html
• https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: yes
  • Technical Impact: partial

References

• https://github.com/libexpat/libexpat/pull/789
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PNRIHC7DVVRAIWFRGV23Y6UZXFBXSQDB/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/WNUBSGZFEZOBHJFTAD42SAN4ATW2VEMV/
• https://lists.debian.org/debian-lts-announce/2024/04/msg00006.html
• http://www.openwall.com/lists/oss-security/2024/03/20/5
• https://security.netapp.com/advisory/ntap-20240614-0003/

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