CVE-2019-20387
HIGH
7.5
CVSS Score
Published: January 21, 2020 at 10:54 PM UTC
Updated: June 17, 2026 at 02:30 AM UTC
2 products affected across 2 vendorsDebian LinuxLibsolv
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Severity
HIGH7.5
Exploit prediction
EPSS 2%
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.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Debian Linux· Debiandrupal
95%v < 0.7.6
Affected range stops below 0.7.6, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/openSUSE/libsolv/commit/fdb9c9c03508990e4583046b590c30d958f272dax_refsource_MISCPatchThird Party Advisory
Source: [email protected]
https://github.com/openSUSE/libsolv/compare/0.7.5...0.7.6Mailing Listx_refsource_MLISTThird Party Advisory
Source: [email protected]
https://lists.debian.org/debian-lts-announce/2020/01/msg00034.htmlCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- NONE
- Integrity
- NONE
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-125
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