CVE-2026-90802: NULL Pointer Dereference in GNU Binutils
CVE-2026-90802 is a medium severity vulnerability in GNU Binutils 2.47 affecting the ld component. It involves a null pointer dereference in the bfd_putl64 function within bfd/libbfd.c. The issue requires local access to exploit and no user interaction. Although an exploit is publicly available, the vendor has not yet responded or issued a patch.
AI Analysis
Technical Summary
This vulnerability in GNU Binutils 2.47 arises from a null pointer dereference in the bfd_putl64 function of the ld component (bfd/libbfd.c). The flaw can be triggered by an attacker with local access, potentially leading to a denial of service or other impacts related to process crashes. The vulnerability has a CVSS 4.8 (medium) score, indicating limited impact and exploit complexity. The vendor has been informed but has not provided a fix or response at the time of this report. Public exploit code exists, but no evidence of active exploitation in the wild is reported.
Potential Impact
The vulnerability allows a local attacker to cause a null pointer dereference, which may result in application crashes or denial of service conditions. There is no indication of privilege escalation or remote exploitation. The impact is limited to local users with access to the affected software.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local access to trusted users only and monitor for attempts to exploit this vulnerability.
CVE-2026-90802: NULL Pointer Dereference in GNU Binutils
Description
CVE-2026-90802 is a medium severity vulnerability in GNU Binutils 2.47 affecting the ld component. It involves a null pointer dereference in the bfd_putl64 function within bfd/libbfd.c. The issue requires local access to exploit and no user interaction. Although an exploit is publicly available, the vendor has not yet responded or issued a patch.
CVSS v4.0
Score 4.8medium
Affected software
GNU
Binutils
cpe:2.3:a:gnu:binutils:*:*:*:*:*:*:*:*AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability in GNU Binutils 2.47 arises from a null pointer dereference in the bfd_putl64 function of the ld component (bfd/libbfd.c). The flaw can be triggered by an attacker with local access, potentially leading to a denial of service or other impacts related to process crashes. The vulnerability has a CVSS 4.8 (medium) score, indicating limited impact and exploit complexity. The vendor has been informed but has not provided a fix or response at the time of this report. Public exploit code exists, but no evidence of active exploitation in the wild is reported.
Potential Impact
The vulnerability allows a local attacker to cause a null pointer dereference, which may result in application crashes or denial of service conditions. There is no indication of privilege escalation or remote exploitation. The impact is limited to local users with access to the affected software.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, restrict local access to trusted users only and monitor for attempts to exploit this vulnerability.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulDB
- Date Reserved
- 2026-09-13T15:33:42.169Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6aa8711655bf5e2cf5b3ea9f
Added to database: 09/14/2026, 22:11:34 UTC
Last enriched: 09/14/2026, 22:13:52 UTC
Last updated: 09/15/2026, 05:20:53 UTC
Views: 7
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