CVE-2024-42415: GNOME Project G Structured File Library (libgsf) · Integer Overflow or Wraparound
Affects GNOME Project G Structured File Library (libgsf)Source CVE Database V5
Not known to be exploited · CVSS 8.4 High.
Data as of 26 Oct 2026, 11:07 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 39% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 3 Oct 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
Debiandebian/libgsfpkg:deb/debian/libgsfOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
- Immediately audit and identify all systems and applications using libgsf version 1.14.52 and assess exposure to compound document file processing.
- Restrict or block processing of untrusted or unsolicited compound document files, especially from external sources.
- Employ sandboxing or containerization techniques for applications that parse compound document files to limit the impact of potential exploitation.
- Monitor file handling and system logs for unusual activity related to compound document files or libgsf usage.
- Apply strict network segmentation to isolate critical systems that may process these files.
- Engage with GNOME Project or relevant maintainers for patches or updates and plan for rapid deployment once available.
- Educate users about the risks of opening files from untrusted sources and implement email filtering to reduce malicious file delivery.
- Consider deploying runtime application self-protection (RASP) or endpoint detection and response (EDR) solutions capable of detecting exploitation attempts targeting heap overflows.
Description
An integer overflow vulnerability exists in the Compound Document Binary File format parser of v1.14.52 of the GNOME Project G Structured File Library (libgsf). A specially crafted file can result in an integer overflow that allows for a heap-based buffer overflow when processing the sector allocation table. This can lead to arbitrary code execution. An attacker can provide a malicious file to trigger this vulnerability.
References
- talosintelligence.com/vulnerability_reports/TALOS-2024-2069 (opens in a new tab)
- gitlab.gnome.org/GNOME/libgsf/-/issues/34 (opens in a new tab)
- talosintelligence.com/vulnerability_reports/TALOS-2024-2069 (opens in a new tab)
- openwall.com/lists/oss-security/2024/10/04/3 (opens in a new tab)
- lists.debian.org/debian-lts-announce/2024/10/msg00002.html (opens in a new tab)