Sanitizer-only abort via malformed version metadata
Published Feb 20, 2024 · Updated Apr 24, 2025
Input validation in elfutils 0.189 eu-readelf allows local users to trigger an instrumented-process abort with a malformed ELF file. The reported handle_verdef path decrements a crafted version-definition count until UBSan terminates execution for signed integer overflow. Upstream maintainers state that ordinary builds reject the bogus entry and classify the report as a normal utility bug without security impact.
Summary
What happened
Input validation in elfutils 0.189 eu-readelf allows local users to trigger an instrumented-process abort with a malformed ELF file. The reported handle_verdef path decrements a crafted version-definition count until UBSan terminates execution for signed integer overflow. Upstream maintainers state that ordinary builds reject the bogus entry and classify the report as a normal utility bug without security impact.
The record
- CVE
- CVE-2024-25260
- Published
- Feb 20, 2024
- Updated
- Apr 24, 2025
- Vendor
- The GnuPG Project
- Product
- elfutils
- Classifications
- CWE-476
- Attack vector
- local
- Privileges
- unauthenticated
Timeline
How it unfolded
- Feb 20, 2024CVE publishedPublication date reported by the CVE source.
- Apr 24, 2025Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
Compare these published version ranges with your installed build and any vendor patches.
- Affected versionversion=v0.189
What conditions does exploitation require?
What is affected?
Published CVSS scores
CVSS describes severity. EPSS estimates exploitation probability.
Attacks
What attackers are doing with it
Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.
Weakness, pattern, technique
Public exploit references
- elfutils 0.189 handle_verdef reproducerproof of concept · demonstrated
Labels summarize the accepted research assessment. They do not indicate a test against your environment.
Technologies
Your stack
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Your stack
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