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Vulnerability record · CVE-2019-20387 · published 21 January 2020

CVE-2019-20387: Opensuse libsolv out-of-bounds read vulnerability

Opensuse · Libsolv

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.

7.5 CVSS 3.1 High EPSS 2.3% · top 17.1% CWE-125 · Out-of-bounds read
7.5CVSS 3.1 base score, v2 5.0
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
6References
17 Jun 2026Last modified by NVD

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.

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

Affected products

2 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da PatchThird Party Advisory
https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00034.html Mailing ListThird Party Advisory
https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272da PatchThird Party Advisory
https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6 PatchThird Party Advisory
https://lists.debian.org/debian-lts-announce/2020/01/msg00034.html Mailing ListThird Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-20387), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.