CVE-2023-29420
Medium
Description
An issue was discovered in libbzip3.a in bzip3 before 1.2.3. There is a crash caused by an invalid memmove in bz3_decode_block.
SeverityMedium
CVSS6.5
Exploit probability—
ProductBzip3
PublishedApr 6, 2023
First seenApr 6, 2023
Weakness typeCWE-119Memory buffer bounds error
How to fix
Update
- bzip3_project bzip31.2.3 or later
Vendor advisories
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NA7S7HDUAINOTCSWQZ5LIW756DYY22V2/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4JLSE25SV7K2NB6FTFT4UHJOJUHBHYHY/
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMLFV2FJK3CM7NJLVPZI5RUAFQZICPWW/
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| bzip3_project bzip3 | v < 1.2.3 | 1.2.3 |
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