CVE-2021-41054

medium

Published — · Modified —

CVSS v3

—

CVSS v2

—

VIR risk

5.5

Description

tftpd_file.c in atftp through 0.7.4 has a buffer overflow because buffer-size handling does not properly consider the combination of data, OACK, and other options.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2021-41054.html

vendor Authored 2026-05-27

Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2021-41054

OS impact

OS	Version	Status	Fixed in
debian	bookworm	fixed	`0.7.git20210915-1`
debian	bullseye	fixed	`0.7.git20120829-3.3+deb11u1`
debian	forky	fixed	`0.7.git20210915-1`
debian	sid	fixed	`0.7.git20210915-1`
debian	trixie	fixed	`0.7.git20210915-1`
arch		fixed	`0.7.5-1`
sles		affected

References

https://security-tracker.debian.org/tracker/CVE-2021-41054
https://www.suse.com/security/cve/CVE-2021-41054.html

Verify integrity in audit chain (admin only). AS-IS.