CVE-2025-52194: A buffer overflow vulnerability exists in libsndfile version 1.2.2 and potentially earlier versions when processing malformed IRCAM audio files. The vulnerability occurs in the ircam_read_header function at src/ircam.c:164 during sample rate processing, leading to memory corruption and potential code execution.
CSIRTS triage
- What
- A buffer overflow vulnerability in the ircam_read_header function during sample rate processing of malformed IRCAM audio files causes memory corruption.
- Who is affected
- Users processing untrusted IRCAM audio files with libsndfile 1.2.2 and earlier versions.
- Urgency
- High severity (CVSS 7.5) with no current public exploitation; requires malformed file as input.
- Action
- Update libsndfile to a patched version beyond 1.2.2.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-52194
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2025-521940.63% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 47% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2025-52194 | coverage & exploitation status | NVD · CVE.org |
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