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Mageia: 2020-0226 Moderate: ClamAV Denial of Service Vulnerabilities

mageia
Calendar Grey May 24, 2020
Dist Mageia Esm H88
Mageia security bulletin MGASA-2020-0226 addresses updates for ClamAV that resolve denial-of-service vulnerabilities.
Updated clamav packages fix security vulnerabilities: Fixed a vulnerability in the ARJ archive-parsing module in ClamAV 0.102.2 that could cause a denial-of-service condition

Summary

Updated clamav packages fix security vulnerabilities:
Fixed a vulnerability in the ARJ archive-parsing module in ClamAV 0.102.2 that could cause a denial-of-service condition. Improper bounds checking of an unsigned variable results in an out-of-bounds read which causes a crash. Special thanks to Daehui Chang and Fady Othman for helping identify the ARJ parsing vulnerability (CVE-2020-3327).
Fixed a vulnerability in the PDF-parsing module in ClamAV 0.101 - 0.102.2 that could cause a denial-of-service condition. Improper size checking of a buffer used to initialize AES decryption routines results in an out-of-bounds read, which may cause a crash. OSS-Fuzz discovered this vulnerability (CVE-2020-3341)

References

- https://bugs.mageia.org/show_bug.cgi?id=26653

- https://blog.clamav.net/2020/05/clamav-01023-security-patch-released.html

- https://lists.debian.org/debian-lts-announce/2020/05/msg00018.html

- https://www.cve.org/CVERecord?id=CVE-2020-3327

- https://www.cve.org/CVERecord?id=CVE-2020-3341

Resolution

SRPMS

- 7/core/clamav-0.102.3-1.mga7

Publication date: 24 May 2020
URL: https://advisories.mageia.org/MGASA-2020-0226.html
Type: security
CVE: CVE-2020-3327, CVE-2020-3341

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