libxml2 Hashing of empty dict strings isn't deterministic. When hashing empty strings which aren't null-terminated, xmlDictComputeFastKey could produce inconsistent results. This could lead to various logic or memory errors, including double frees.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | libxml2 | 2023-04-27 16:19 | ALAS-2023-1743 |
Amazon Linux 2 - Core | libxml2 | 2023-04-27 18:36 | ALAS2-2023-2021 |
Amazon Linux 2023 | libxml2 | 2023-04-27 20:00 | ALAS2023-2023-163 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 5.9 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
NVD | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |