CVE-2025-11839: Unchecked Return Value in GNU Binutils
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.
AI Analysis
Technical Summary
The vulnerability CVE-2025-11839 affects GNU Binutils 2.45 and is caused by an unchecked return value in the tg_tag_type function of prdbg.c. This flaw may lead to improper handling of function return values during local manipulation. The attack vector is local with low complexity and requires low privileges. The vulnerability does not require user interaction and does not affect confidentiality, integrity, or availability directly, resulting in a CVSS 4.8 (medium) score. Although an exploit has been publicly released, no vendor advisory or patch information is currently available.
Potential Impact
The impact is limited due to the requirement for local access and low privileges. The vulnerability may cause unexpected behavior or errors due to unchecked return values, but there is no direct indication of confidentiality, integrity, or availability compromise. The presence of a public exploit increases the risk of local exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for suspicious local activity related to Binutils usage.
CVE-2025-11839: Unchecked Return Value in GNU Binutils
Description
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 v4.0
Score 4.8medium
Affected software
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The vulnerability CVE-2025-11839 affects GNU Binutils 2.45 and is caused by an unchecked return value in the tg_tag_type function of prdbg.c. This flaw may lead to improper handling of function return values during local manipulation. The attack vector is local with low complexity and requires low privileges. The vulnerability does not require user interaction and does not affect confidentiality, integrity, or availability directly, resulting in a CVSS 4.8 (medium) score. Although an exploit has been publicly released, no vendor advisory or patch information is currently available.
Potential Impact
The impact is limited due to the requirement for local access and low privileges. The vulnerability may cause unexpected behavior or errors due to unchecked return values, but there is no direct indication of confidentiality, integrity, or availability compromise. The presence of a public exploit increases the risk of local exploitation.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, restrict local access to trusted users only and monitor for suspicious local activity related to Binutils usage.
Technical Details
- Data Version
- 5.1
- Assigner Short Name
- VulDB
- Date Reserved
- 2025-10-16T08:31:52.156Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 68f0fda89f8a5dbaead89164
Added to database: 10/16/2025, 14:14:00 UTC
Last enriched: 07/15/2026, 11:15:03 UTC
Last updated: 09/10/2026, 19:36:49 UTC
Views: 221
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