DEBIAN-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
DEBIAN-CVE-2026-42250
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: osv:DEBIAN-CVE-2026-42250
bzip2
Source reference: /affected/0/package/name
- Affected versions
- 1.0.8-5
Source reference:
/affected/0/versions1.0.8-5.1Source reference:
/affected/0/versions1.0.8-6Source reference:
/affected/0/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
bzip2
Source reference: /affected/1/package/name
- Affected versions
- 1.0.8-6
Source reference:
/affected/1/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
bzip2
Source reference: /affected/2/package/name
- Affected versions
- 1.0.8-6
Source reference:
/affected/2/versions - Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "bzip2",
"purl": "pkg:deb/debian/bzip2?arch=source&distro=bookworm",
"ecosystem": "Debian:12"
},
"versions": [
"1.0.8-5",
"1.0.8-5.1",
"1.0.8-6"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42250.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "bzip2",
"purl": "pkg:deb/debian/bzip2?arch=source&distro=trixie",
"ecosystem": "Debian:13"
},
"versions": [
"1.0.8-6"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42250.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
},
{
"ranges": [
{
"type": "ECOSYSTEM",
"events": [
{
"introduced": "0"
}
]
}
],
"package": {
"name": "bzip2",
"purl": "pkg:deb/debian/bzip2?arch=source&distro=forky",
"ecosystem": "Debian:14"
},
"versions": [
"1.0.8-6"
],
"database_specific": {
"source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-42250.json"
},
"ecosystem_specific": {
"urgency": "not yet assigned"
}
}
]Publisher severity
No explicit severity was provided.
- Event
- #57673 · Revision 1
- Added to Heist Feed
- Publisher date