CVE-2026-75421

aria2: This update for aria2 fixes the following issues: Changes in aria2: - CVE-2026-75421: stack buffer underflow in IOF...

CVE-2026-75421 is fixed in aria2 on 1 platform by OPENSUSE-SU-2026:21997-1 (version 1.37.0-bp160.2.1), released September 28, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine

CVSS

n/a

No vendor severity

Exploitation

None reported

No vendor assessment

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0016

4th percentile

This update for aria2 fixes the following issues: Changes in aria2: - CVE-2026-75421: stack buffer underflow in IOFile::getLine() when a line begins with a NUL byte (boo#1276754) - Fix build with Nettle 4.0 [be1caa2d] (bsc#1257934)

Where it's fixed

Product	Fixed in	Fix	Released
Linux
aria2 · opensuse-leap 16.0	1.37.0-bp160.2.1	OPENSUSE-SU-2026:21997-1	Sep 28, 2026

Patch Radar data is free to use with attribution. Terms and how to credit it.

Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.