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CVE-2024-24575 Detail

Description

libgit2 is a portable C implementation of the Git core methods provided as a linkable library with a solid API, allowing to build Git functionality into your application. Using well-crafted inputs to `git_revparse_single` can cause the function to enter an infinite loop, potentially causing a Denial of Service attack in the calling application. The revparse function in `src/libgit2/revparse.c` uses a loop to parse the user-provided spec string. There is an edge-case during parsing that allows a bad actor to force the loop conditions to access arbitrary memory. Potentially, this could also leak memory if the extracted rev spec is reflected back to the attacker. As such, libgit2 versions before 1.4.0 are not affected. Users should upgrade to version 1.6.5 or 1.7.2.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/libgit2/libgit2/commit/add2dabb3c16aa49b33904dcdc07cd915efc12fa Patch 
https://github.com/libgit2/libgit2/releases/tag/v1.6.5 Release Notes 
https://github.com/libgit2/libgit2/releases/tag/v1.7.2 Release Notes 
https://github.com/libgit2/libgit2/security/advisories/GHSA-54mf-x2rh-hq9v Third Party Advisory 
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4M3P7WIEPXNRLBINQRJFXUSTNKBCHYC7/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/7CNDW3PF6NHO7OXNM5GN6WSSGAMA7MZE/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/S635BGHHZUMRPI7QOXOJ45QHDD5FFZ3S/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/Z6MXOX7I43OWNN7R6M54XLG6U5RXY244/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/ZGNHOEE2RBLH7KCJUPUNYG4CDTW4HTBT/

Weakness Enumeration

CWE-ID CWE Name Source
CWE-400 Uncontrolled Resource Consumption cwe source acceptance level NIST   GitHub, Inc.  

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Change History

6 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2024-24575
NVD Published Date:
02/06/2024
NVD Last Modified:
02/21/2024
Source:
GitHub, Inc.