Buffer overflow in Gstreamer
CVE-2025-47806
In GStreamer through 1.26.1, the subparse plugin's parse_subrip_time function may write data past the bounds of a stack buffer, leading to a crash.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.
EPSS exploit prediction
EPSS: 0.003 (19.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 19th percentile — 19.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: +0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- gstreamer.freedesktop.org/security/ (Vendor Advisory)
- github.com/atredispartners/advisories/blob/master/2025/ATREDIS-2025-0003.md (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2025-47806?
- CVE-2025-47806 is a medium-severity vulnerability in Gstreamer, classified under Stack-based Buffer Overflow. CVSS score: 5.6/10. Published 2025-08-07.
- How severe is CVE-2025-47806?
- Medium severity. CVSS v3 base score is 5.6 out of 10.
- Is CVE-2025-47806 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.