CVE-2023-29420 | BDVDB-2026-199458 Detail
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.
Impact#
Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact high. Attack vector: network.
Weaknesses#
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References#
- https://github.com/kspalaiologos/bzip3/issues/92
- https://github.com/kspalaiologos/bzip3/compare/1.2.2...1.2.3
- https://github.com/kspalaiologos/bzip3/commit/bb06deb85f1c249838eb938e0dab271d4194f8fa
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NA7S7HDUAINOTCSWQZ5LIW756DYY22V2/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4JLSE25SV7K2NB6FTFT4UHJOJUHBHYHY/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/NMLFV2FJK3CM7NJLVPZI5RUAFQZICPWW/
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.