Vulnerability Details : CVE-2019-20387
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.
Products affected by CVE-2019-20387
- cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
- cpe:2.3:a:opensuse:libsolv:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2019-20387
0.63%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 69 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2019-20387
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2019-20387
-
The product reads data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2019-20387
-
https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da
repodata_schema2id: fix heap-buffer-overflow in memcmp · openSUSE/libsolv@fdb9c9c · GitHubPatch;Third Party Advisory
-
https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6
Comparing 0.7.5...0.7.6 · openSUSE/libsolv · GitHubPatch;Third Party Advisory
-
https://lists.debian.org/debian-lts-announce/2020/01/msg00034.html
[SECURITY] [DLA 2088-1] libsolv security updateMailing List;Third Party Advisory
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