CVE-2019-20387

MEDIUM

Description

repodata_schema2id in repodata.c in libsolv before 0.7.6 has a heap-based buffer over-read via a last schema whose length is less than the length of the input schema.

References

https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da

https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6

https://lists.debian.org/debian-lts-announce/2020/01/msg00034.html

Details

Source: MITRE

Published: 2020-01-21

Updated: 2020-01-30

Type: CWE-125

Risk Information

CVSS v2.0

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH