[NEW] [medium] binutils: Vulnerability allows Denial of Service and disclosure

mediumCVE-2026-15003

A local attacker can exploit a vulnerability in binutils to carry out a Denial of Service attack and disclose data.

CSIRTS triage

vendor: binutils product: binutils Denial of service Information disclosure

What: A vulnerability allows Denial of Service and data disclosure.
Who is affected: Local attackers targeting binutils installations.
Urgency: Remediation is medium urgency as it can lead to service disruption and data leaks.
Action: Apply patches or updates to binutils.

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

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Details

Source: CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity: medium
Published: 2026-07-29
Exploitation: Not in CISA KEV at last sync
Language: Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2545

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Low exploitation riskCVE-2026-150030.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-15003	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

mediumCVE-2026-15003: A flaw was found in the GNU Binutils (Binary Utilities) linker. This vulnerability, a heap-buf…nvd

Recent advisories for binutils

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

highCVE-2026-18220: An out-of-bounds write vulnerability was found in the BFD library's DLX ELF backend (bfd/elf32…nvd · 2026-07-29
mediumCVE-2026-15003: A flaw was found in the GNU Binutils (Binary Utilities) linker. This vulnerability, a heap-buf…nvd · 2026-07-27
high[UPDATE] [high] binutils: Multiple vulnerabilitiescert-bund · 2026-07-14
medium[UPDATE] [medium] binutils: Vulnerability allows denial of servicecert-bund · 2026-07-14
medium[UPDATE] [medium] binutils (bfd linker): Multiple vulnerabilities allow DoS and information disclosurecert-bund · 2026-07-14
medium[UPDATE] [medium] binutils: Multiple vulnerabilitiescert-bund · 2026-07-14