Home/CVE/There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv thr
CVE

CVE-2018-20533

There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv thr

There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv through 0.7.2 that will cause a denial of service.

MEDIUM · CVSS 6.5 EPSS 0.00547
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

2
opensuse libsolv<= 0.7.2
canonical ubuntu linuxall versions
⚠

Public Exploits & PoCs

1
pocbugzilla.redhat.com · show_bug.cgi?id=1652599bugzilla.redhat.com
▣

Scoring & Timeline

6.5
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD28 Dec 2018 · 04:29 PM
CVSS VectorCVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
⚑

Vendor Advisories

9
usnUSN-4851-1
suse-csafSUSE-SU-2020:2660-1
suse-csafsuse-ru-2019_2742-1
suse-csafSUSE-SU-2019:2265-1
suse-csafopenSUSE-SU-2019:1927-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00057.html
https://github.com/openSUSE/libsolv/pull/291PatchThird Party Advisory
https://usn.ubuntu.com/3916-1/Third Party Advisory
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