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TI-2026-61733 Aliases CVE-2026-90831GHSA-fjw7-r654-jjmq

GNU Binutils ELF String Table elf-strtab.c _bfd_elf_strtab_delref memory corruption

Priority LOW 21CWE-119Published · Updated

Key facts

Attack vector
Local
Privileges required
Low
User interaction
None
Attack complexity
Low
Attack requirements
None
Impact type
—
Confidentiality · integrity · availability
Low · Low · Low
Fix status
Partial Red Hat: 1 fixed, 7 without a fix

Attack profile from CVSS 4.0 · CNA. Fix status from CNA and Red Hat.

Summary

A vulnerability was detected in GNU Binutils 2.47. The affected element is the function _bfd_elf_strtab_delref of the file bfd/elf-strtab.c of the component ELF String Table. The manipulation results in memory corruption. The attack requires a local approach. The exploit is now public and may be used. The project was informed of the problem early through a bug report but has not responded yet.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00168 6th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Partial Red Hat: 1 advisoryRed Hat: 1 fixed, 7 without a fix

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
GNUBinutils2.47—No fix listedCNA
  • Binutils VendorGNU Affected 2.47 Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:*2.47VulnerableGNU
  • cpe:2.3:a:gnu:binutils:2.47:*:*:*:*:*:*:* Versions 2.47 Vulnerable ·GNU

Remediation

Red Hat 1 advisory

  • RHSA-2026:47171 Released 2026-07-28 · Red Hat rating Moderate
    Red Hat Hardened Images RPMs Security Update
    • Red Hat Hardened Images binutils-2.46.1-1.1.hum1@aarch64, binutils-2.46.1-1.1.hum1@src, binutils-2.46.1-1.1.hum1@x86_64 +6

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

ProductStatusPlan or fix
Red Hat Enterprise Linux 10Affected—
Red Hat Enterprise Linux 6Affected—
Red Hat Enterprise Linux 7Affected—
Red Hat Enterprise Linux 8Affected—
Red Hat Enterprise Linux 9Affected—
Red Hat OpenShift Container Platform 4Affected—
Red Hat OpenShift Container Platform 5Affected—
Red Hat Hardened ImagesFixed RHSA-2026:47171

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-90831
  2. 2026-10-03 Alias added: GHSA-fjw7-r654-jjmq
  3. 2026-10-30 Affected versions changed · Red Hat

References

Exploit 1

Advisory 1

Other 1

  • TI-2020-13695 An issue was discovered in binutils libbfd.c 2.36 relating to the auxiliary symbol data… CVSS 3.1HIGH 8.8
  • TI-2025-42907 GNU Binutils thru 2.46 readelf contains a double free vulnerability when processing a… CVSS 3.1HIGH 7.5
  • TI-2025-41071 An issue was discovered in function d_print_comp_inner in file cp-demangle.c in BinUtils… CVSS 3.1HIGH 7.5
  • TI-2025-41069 An issue was discovered in function d_discriminator in file cp-demangle.c in BinUtils… CVSS 3.1HIGH 7.5
  • TI-2025-41068 A buffer overflow vulnerability in function gnu_special in file cplus-dem.c in BinUtils… CVSS 3.1HIGH 7.5
  • TI-2021-21105 Heap-based Buffer Overflow in function bfd_getl32 in Binutils objdump 3.37. CVSS 3.1HIGH 7.5
See all 287 →

Sources

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