CVE-2026-19582

highCVSS 7.8covered by 2 sourcesfirst seen 2026-08-11

In binutils 2.46.1 and prior versions, a victim who opens a crafted PE file using binutils could execute arbitrary code unknowningly via a stack buffer overflow out of bounds write.

CSIRTS triage

What: A stack buffer overflow exists in rsrc_print_name when processing untrusted PE files.
Who is affected: Systems using Binutils tools (objdump, readelf) to process untrusted PE/COFF binaries.
Urgency: High severity with remote trigger vector via malicious PE files; exploit risk is significant.
Action: Update GNU Binutils to the latest patched version that validates PE resource name lengths.

AI-assisted analysis generated from the source advisory — verify against the original.

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Exploitation outlook

Low exploitation risk0.17% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 7% of all EPSS-scored CVEs.

Advisory coverage (2)

unknownCVE-2026-19582: In binutils 2.46.1 and prior versions, a victim who opens a crafted PE file using binutils cou…nvd · 2026-08-20
highCVE-2026-19582: Binutils: stack buffer overflow in gnu binutils in rsrc_print_name from an untrusted pe filemsrc · 2026-08-11

External references

NVD record for CVE-2026-19582

CVE.org record

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