Description
A security flaw has been discovered in GNU Binutils 2.47. This affects the function _bfd_elf_eh_frame_section_offset of the file bfd/elf-eh-frame.c of the component Eh Frame Handler. Performing a manipulation results in null pointer dereference. The attack must be initiated from a local position. The exploit has been released to the public and may be used for attacks. The project was informed of the problem early through a bug report but has not responded yet.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| GNU | Binutils | 2.47 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | binutils | No fix yet | — |
| Debian 13 | binutils | No fix yet | — |
| Debian 12 | binutils | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | binutils | No fix yet | — |
| Ubuntu 26.04 LTS | binutils | No fix yet | — |
| Ubuntu 24.04 LTS | binutils | No fix yet | — |
| Ubuntu 22.04 LTS | binutils | No fix yet | — |
Show 4 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 20.04 LTS | binutils | No fix yet | — |
| Ubuntu Pro 18.04 LTS | binutils | No fix yet | — |
| Ubuntu Pro 16.04 LTS | binutils | No fix yet | — |
| Ubuntu Pro 14.04 LTS | binutils | No fix yet | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Hardened Images 1 | binutils +3 | 2.46.1-1.2.hum1 | RHSA-2026:67961 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | binutils | No fix yet | — |
Wolfi
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Wolfi rolling | binutils +3 | No fix yet | — |
Advisories 2
- RHSA-2026:67961 Red Hat Security Advisory: Red Hat Hardened Images RPMs Security Update Red Hat Security Advisories (RHSA) · Oct 20, 2026
- WID-SEC-2026-3364 binutils: Mehrere Schwachstellen BSI CERT-Bund (WID) · Sep 14, 2026
References
- VDB-404050 | GNU Binutils Eh Frame elf-eh-frame.c _bfd_elf_eh_frame_section_offset null pointer dereference vdb-entry technical-description
- VDB-404050 | CTI Indicators (IOB, IOC, IOA) signature permissions-required
- CVE-2026-91779 | CVE Analysis and Report third-party-advisory
- Submit #933333 | GNU GNU Binutils binutils 2.47 NULL Pointer Dereference third-party-advisory
- https://sourceware.org/bugzilla/show_bug.cgi?id=34446 issue-tracking
- https://github.com/Ech06/CVE_submit/blob/main/bugzilla/issues/34446.md exploit issue-tracking
- https://www.gnu.org/ broken-link product