VulnerabilityModified
CVE-2018-12447
The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution.
HIGH 8.8EPSS 3.76%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.76%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
The restore_tqb_pixels function in hevc_filter.c in libavcodec, as used in libbpg 0.9.8 and other products, has an integer overflow that leads to a heap-based buffer overflow and remote code execution.
- CVSS 3.0
- 8.8 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 3.76% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190, CWE-787
- Affected
- libbpg project/libbpg
- Source
- cve@mitre.org
References
- https://drive.google.com/open?id=1J3hTt8XHz7u7QDSNYxEuwFZTO6Baggl0Third Party Advisory
- https://github.com/ebel34/bpg-web-encoder/issues/2Exploit, Issue Tracking, Third Party Advisory
- https://drive.google.com/open?id=1J3hTt8XHz7u7QDSNYxEuwFZTO6Baggl0Third Party Advisory
- https://github.com/ebel34/bpg-web-encoder/issues/2Exploit, Issue Tracking, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.