Medium severity · published Sep 14, 2026
CVE-2026-90831
GNU Binutils ELF String Table elf-strtab.c _bfd_elf_strtab_delref memory corruption
5.3
CVSS
0.2%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 6% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
BI
Binutils · GNU
2.47 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-90831
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-90831
Third Party Advisory
https://sourceware.org/bugzilla/attachment.cgi?id=16886
Third Party Advisory
https://sourceware.org/bugzilla/show_bug.cgi?id=34454
Third Party Advisory
https://vuldb.com/cve/CVE-2026-90831
Third Party Advisory
https://vuldb.com/submit/925230
Third Party Advisory
https://vuldb.com/vuln/403333
Permissions Required
https://vuldb.com/vuln/403333/cti
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