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CVE-2026-90830

GNU Binutils Section Merge merge.c _bfd_write_merged_section null pointer dereference

Published: 9/14/2026 Last updated: 9/15/2026 Reserved: 9/13/2026

A security vulnerability has been detected in GNU Binutils 2.47. Impacted is the function _bfd_write_merged_section of the file bfd/merge.c of the component Section Merge. The manipulation leads to null pointer dereference. The attack needs to be performed locally. The exploit has been disclosed publicly and may be used. The project was informed of the problem early through a bug report but has not responded yet.

CNA assigner: VulDB (1af790b2-7ee1-4545-860a-a788eba489b5) Requested by: n/a

Metrics

Version Score Severity Vector String
4.0 1.9 Low CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
3.1 4.8 Medium CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
3.0 4.8 Medium CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0 3.7 Low CVSS:2.0/AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Opam packages affected (3)

bap-std clangml conf-binutils

Products affected (0)

No product listed.

References (7)

Credits (2)