Security readout for executives and security teams
CVE-2018-20532 is a crash bug in libsolv through 0.7.2. A NULL pointer dereference in testcase_read can cause denial of service. The business risk is availability, not data theft or remote control based on the provided sources. Exposure is most likely where libsolv or libsolvext is installed at vulnerable versions, especially on systems using distribution package-management components that include libsolv. The bundle does not provide complete affected package matrices beyond libsolv through 0.7.2 and vendor advisories. Treat this as a routine availability-risk patch unless libsolv is exposed to untrusted input in critical automation. There is no provided evidence of active exploitation or confidentiality impact, but vendor advisories indicate the issue warranted security updates. Mitigation focus: Apply relevant vendor security updates from Ubuntu, Red Hat, or openSUSE guidance.; Upgrade libsolv beyond versions identified as vulnerable by your distribution.; Limit processing of untrusted testcase inputs until patched..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2018-20532 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://github.com/openSUSE/libsolv/pull/291CVE reference · x_refsource_MISC
- https://bugzilla.redhat.com/show_bug.cgi?id=1652605CVE reference · x_refsource_MISC
- USN-3916-1CVE reference · vendor-advisory, x_refsource_UBUNTU
- RHSA-2019:2290CVE reference · vendor-advisory, x_refsource_REDHAT
Products and packages named in the record
CWE details
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