CVE-2024-9483

Uninitialized variable in digital signiture verification may crash the application

Published Oct 4, 2024 CVSS 3.1 · 5.1 Medium EPSS < 1% KEV · Not listed
Description
A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature <24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing.

Remediation

Vendor Solution

Upgrade to the latest version of virus definitions.

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2024-49971 A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature <24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing.
History
Type Values Removed Values Added
First Time appeared Avast
Avast antivirus
Avg
Avg antivirus
CPEs cpe:2.3:a:avast:antivirus:*:*:*:*:*:macos:*:*
cpe:2.3:a:avg:antivirus:*:*:*:*:*:macos:*:*
Vendors & Products Avast
Avast antivirus
Avg
Avg antivirus
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description A null-pointer-dereference in the signature verification module in AVG/Avast Antivirus signature <24092400 released on 24/Sep/2024 on MacOS may allow a malformed xar file to crash the application during processing.
Title Uninitialized variable in digital signiture verification may crash the application
Weaknesses CWE-476
References
Metrics cvssV3_1

{'score': 5.1, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
NLOK
Published
Updated
Oct 7, 2024, 11:27 AM
Reserved
Oct 3, 2024, 2:29 PM
Status
Analyzed
Published
Oct 4, 2024, 1:15 PM
Modified
Jun 17, 2026, 8:24 AM