The Mozilla Foundation Security Advisory describes this flaw as:
When a BigInt was right-shifted the backing store was not properly cleared, allowing uninitialized memory to be read.
Platform | Package | Release Date | Advisory |
---|---|---|---|
Amazon Linux 2 - Core | thunderbird | 2021-01-05 23:35 | ALAS2-2021-1586 |
Score Type | Score | Vector | |
---|---|---|---|
Amazon Linux | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |
NVD | CVSSv2 | 4.3 | AV:N/AC:M/Au:N/C:P/I:N/A:N |
NVD | CVSSv3 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N |