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GNU Binutils Section Merge merge.c _bfd_write_merged_section null pointer dereference

CVSS 4.0 4.8 MEDIUMCVSS 3.1 5.3 MEDIUMCVSS 3.0 5.3 MEDIUMCVSS 2.0 4.3 Check source for fixed versionsKEV status unknown

cve-program · CVE-2026-90830

Published

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.

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Affected versions, risk and source history

Exploitation and risk

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cve-program · CVE-2026-90830

Published

GNU Binutils Section Merge merge.c _bfd_write_merged_section null pointer dereference

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.

Source published
14 Sep 2026 22:30:16 UTC
Source modified
15 Sep 2026 19:11:01 UTC
Saved here
23 Oct 2026 15:48:27 UTC
Source terms
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Original source record · Cite this exact observation · Complete original publisher JSON

Source: cve-program · CVE Program Terms of Use. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.

CVSS 4.0 · 4.8 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

CVSS 3.1 · 5.3 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

CVSS 3.0 · 5.3 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

CVSS 2.0 · 4.3 AV:L/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

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Sources read 13 Nov 13:11 UTC · 274 of 275 readable · 273 fully read · documentation 469/469 current