CVE-2026-42250

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

No CVSS.

References

Link	Resource
https://cert.pl/en/posts/2026/05/CVE-2026-42250/
https://inbox.sourceware.org/bzip2-devel/20260528145407.293768-1-mark@klomp.org/
https://sourceware.org/bzip2/
https://sourceware.org/cgit/bzip2/commit/?id=35d122a3df8b0cc4082a4d89fdc6ee99f375fe67

Configurations

No configuration.

History

28 May 2026, 18:16

Type	Values Removed	Values Added
Summary	(en) 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 version 1.0.9	(en) 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
References		() https://inbox.sourceware.org/bzip2-devel/20260528145407.293768-1-mark@klomp.org/ - () https://sourceware.org/cgit/bzip2/commit/?id=35d122a3df8b0cc4082a4d89fdc6ee99f375fe67 -

28 May 2026, 14:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-05-28 14:16

Updated : 2026-06-05 08:16

NVD link : CVE-2026-42250

Mitre link : CVE-2026-42250

CVE.ORG link : CVE-2026-42250

JSON object : View

Products Affected

No product.

CWE

CWE-787

Out-of-bounds Write

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