A flaw was found in the libxml2 library in functions used to manipulate the xmlBuf and the xmlBuffer types. A substantial input causes values to calculate buffer sizes to overflow, resulting in an out-of-bounds write.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 1 | libxml2 | 2023-04-27 16:19 | ALAS-2023-1743 |
Amazon Linux 2 - Core | libxml2 | 2022-09-15 04:46 | ALAS2-2022-1848 |
Amazon Linux 2023 | libxml2 | 2023-02-17 20:47 | ALAS2023-2023-096 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 7.4 | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H |
NVD | CVSSv2 | 4.3 | AV:N/AC:M/Au:N/C:N/I:N/A:P |
NVD | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |