Bug 1665535 (CVE-2018-20533) - CVE-2018-20533 libsolv: NULL pointer dereference in function testcase_str2dep_complex
Summary: CVE-2018-20533 libsolv: NULL pointer dereference in function testcase_str2dep...
Status: NEW
Alias: CVE-2018-20533
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
Whiteboard: impact=low,public=20181122,reported=2...
Keywords: Security
Depends On: 1669576 1652599 1665537 1669577
Blocks: 1665540
TreeView+ depends on / blocked
Reported: 2019-01-11 16:53 UTC by Laura Pardo
Modified: 2019-06-14 09:15 UTC (History)
2 users (show)

Clone Of:
Last Closed:

Attachments (Terms of Use)

Description Laura Pardo 2019-01-11 16:53:20 UTC
A vulnerability was found in libsolv through 0.7.2. There is a NULL pointer dereference at ext/testcase.c (function testcase_str2dep_complex) in libsolvext.a in libsolv that will cause a denial of service.


Upstream Patch:

Comment 1 Laura Pardo 2019-01-11 16:53:49 UTC
Created libsolv tracking bugs for this issue:

Affects: fedora-all [bug 1665537]

Comment 4 Riccardo Schirone 2019-01-25 17:27:41 UTC
Function testcase_str2dep_complex() does not check whether the string pointed by one of its argument is NULL or not.

Note You need to log in before you can comment on or make changes to this bug.