CVE-2025-11839

A security flaw has been discovered in GNU Binutils 2.45. Impacted is the function tg_tag_type of the file prdbg.c. Performing a manipulation results in unchecked return value. The attack needs to be approached locally. The exploit has been released to the public and may be used for attacks.

CVSS 4.0

1.9CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P

CVSS 3.1

5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.3% chance of exploitation in the next 30 days; higher than 19% of CVEs (scores of 2026-10-25)

CWEs

CWE-252, CWE-253

Published

2025-10-16

Modified

2026-10-09

Record from

the NVD, synced 2026-10-19

Affected

• gnu:binutils

References

• https://sourceware.org/bugzilla/attachment.cgi?id=16344
• https://sourceware.org/bugzilla/show_bug.cgi?id=33448
• https://vuldb.com/?ctiid.328774
• https://vuldb.com/?id.328774
• https://vuldb.com/?submit.661279

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