AZL-112667

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Import Source
https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-112667.json
JSON Data
https://api.osv.dev/v1/vulns/AZL-112667
Upstream
Published
2026-10-30T14:16:48Z
Modified
2026-11-11T05:27:43Z
Summary
CVE-2026-119602 affecting package clamav 1.5.4-2
Details

libmspack through 0.11alpha contains an uninitialized memory disclosure vulnerability in the MS-ZIP decompressor that allows attackers to leak heap data via unchecked back-reference distances. Attackers can supply a crafted MS-ZIP CAB file whose first block begins with a back-reference, causing cabd->extract() to write up to 32 KiB of stale heap memory into extracted output.

References

Affected packages

Azure Linux:3 / clamav

Package

Name
clamav
Purl
pkg:rpm/azure-linux/clamav

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Last Affected
1.5.4-2

Database specific

source
"https://github.com/microsoft/AzureLinuxVulnerabilityData/blob/main/osv/AZL-112667.json"