CVE-2026-42250
mediumpriority · track · 0EPSS 0.001 · 2 %ileDEEUFREPSS · scored 2026-10-27
bzip2 contains an off‑by‑one error in the bzip2recover utility. When processing a specially crafted file, the application performs an out‑of‑bounds write to a global buffer, resulting in memory corruption and a crash (denial of service). This issue was fixed in bzip2 patch 35d122a3df8b0cc4082a4d89fdc6ee99f375fe67
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · low–medium · 1.1–4.8
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (3)
Products and version ranges known to be affected.
advisories (3)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2026-1729bzip2: Schwachstelle ermöglicht Denial of ServiceDeutsch2026-05-28csaf · cert_bundDE
Ein lokaler Angreifer kann eine Schwachstelle in bzip2 ausnutzen, um einen Denial of Service Angriff durchzuführen.
- WID-SEC-W-2026-3642Meinberg LANTIME: Mehrere SchwachstellenDeutsch2026-09-29csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Meinberg LANTIME ausnutzen, um beliebigen Code auszuführen, Sicherheitsmaßnahmen zu umgehen, Daten offenzulegen oder zu manipulieren, Denial-of-Service-Zustände herbeizuführen, sowie weitere, nicht näher spezifizierte Angriffe zu starten.
- CERTFR-2026-AVI-1385Multiples vulnérabilités dans les produits VMwareFrançais2026-10-26vendor · certfrFR
also known as (3)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (13)
External citations — patches, advisories, analysis.
- https://access.redhat.com/security/cve/cve-2026-42250cnnvd
- https://cert.pl/en/posts/2026/05/CVE-2026-42250/cnnvd
- https://inbox.sourceware.org/bzip2-devel/20260528145407.293768-1-mark@klomp.org/cnnvd
- https://sourceware.org/bzip2/cnnvd
- https://sourceware.org/cgit/bzip2/commit/?id=35d122a3df8b0cc4082a4d89fdc6ee99f375fe67cnnvd
- https://cert.pl/en/posts/2026/05/CVE-2026-42250/enisa_euvd
- https://inbox.sourceware.org/bzip2-devel/20260528145407.293768-1-mark@klomp.org/enisa_euvd
- https://sourceware.org/bzip2/enisa_euvd
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