MGASA-2026-0348: clamav Mageia

CVSS: UnknownPublished
Published 31-08-2026Last modified 01-09-2026
Open JSON

Vulnerability summary

MGASA-2026-0348 is a vulnerability in clamav Mageia with no CVSS score yet.

Overall risk
0/100
0100
Minimal · default modelHow is this calculated?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
Not scored
0%100%
No EPSS score yet
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 5 · Downstream 0
CVE-2026-20339CVE-2026-20345CVE-2026-20346CVE-2026-20347CVE-2026-20348

Timeline

  1. 31-08-2026
    PublishedVulnerability first disclosed.
  2. 01-09-2026
    Last modifiedVulnerability information updated.

Description

Updated clamav packages fix security vulnerabilities An indexing error while converting GPT partition names that could read or write beyond a stack-allocated partition entry. (CVE-2026-20345) An integer overflow in the PESpin unpacker that could allocate an undersized buffer and then write beyond it while rebuilding a PE file. (CVE-2026-20339) An integer underflow in the PDF parser that could cause a crash while reading a malformed hex string. (CVE-2026-20346) Undefined behavior and integer overflow in the Mach-O parser that could cause a crash while scanning a malformed Mach-O file. (CVE-2026-20347) XAR parser size handling that could request an excessive allocation or exceed scan limits while decompressing a malformed table of contents. (CVE-2026-20348)

CVSS metrics

Risk metrics not yet published.

EPSS trend

No EPSS score has been published for this record yet.

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Mageia1 product
  • clamav< 1.4.6-1.mga10

1 vendor · 1 product

References

4 links