CVE-2026-34253
A buffer underflow vulnerability has been identified in the ogg123 utility from the vorbis-tools 1.4.3 package in function remotethread in remote.c.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A buffer underflow vulnerability has been identified in the ogg123 utility from the vorbis-tools 1.4.3 package in function remotethread in remote.c. This vulnerability occurs in the remote control functionality when processing malformed input, leading to a stack buffer underflow that can cause application crashes and potentially allow code execution.
- CVSS 3.1
- 8.2 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
- EPSS
- 0.52% probability · 42th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-124
- Source
- cve@mitre.org
References
- https://github.com/xiph/vorbis-tools/archive/refs/tags/v1.4.3.tar.gz
- https://github.com/xiph/vorbis-tools/blob/0b3fbf42eb3897d32f4a75baa2dc915a4ca45e8e/ogg123/remote.c#L153
- https://gitlab.xiph.org/xiph/vorbis-tools/-/work_items/2332
- https://access.redhat.com/security/cve/CVE-2026-34253
- https://bugzilla.redhat.com/show_bug.cgi?id=2477925
- https://gitlab.xiph.org/xiph/vorbis-tools/-/work_items/2332
- https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-34253.json
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.