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. 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

8.2CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H

EPSS

0.6% chance of exploitation in the next 30 days; higher than 46% of CVEs (scores of 2026-10-25)

CWE

CWE-124

Published

2026-05-15

Modified

2026-10-19

Record from

the NVD, synced 2026-10-21

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

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