Bug 1173878 – VUL-0: CVE-2020-14396: LibVNCServer: NULL pointer dereference in tls_openssl.c

Bug 1173878 - (CVE-2020-14396) VUL-0: CVE-2020-14396: LibVNCServer: NULL pointer dereference in tls_openssl.c

(CVE-2020-14396)
Summary:	VUL-0: CVE-2020-14396: LibVNCServer: NULL pointer dereference in tls_openssl.c

Status:	RESOLVED FIXED

Classification:	Novell Products
Product:	SUSE Security Incidents
Classification:	Novell Products
Component:	Incidents
Version:	unspecified
Hardware:	Other Other

Priority:	P3 - Medium Severity: Normal
Target Milestone:	---
Assigned To:	Security Team bot
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/261721/
Whiteboard:	CVSSv3.1:SUSE:CVE-2020-14396:5.3:(AV:...
Keywords:

Depends on:
Blocks:
	Show dependency tree / graph

Create test case

Clone This Bug

Reported:	2020-07-08 08:08 UTC by Alexandros Toptsoglou
Modified:	2020-08-27 13:55 UTC (History)
CC List:	1 user (show)

See Also:
Found By:	Security Response Team
Services Priority:
Business Priority:
Blocker:	---
Marketing QA Status:	---
IT Deployment:	---

Attachments
Add an attachment (proposed patch, testcase, etc.)

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

Description Alexandros Toptsoglou 2020-07-08 08:08:49 UTC

CVE-2020-14396

An issue was discovered in LibVNCServer before 0.9.13.
libvncclient/tls_openssl.c has a NULL pointer dereference.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2020-14396
http://people.canonical.com/~ubuntu-security/cve/2020/CVE-2020-14396.html
https://github.com/LibVNC/libvncserver/commit/33441d90a506d5f3ae9388f2752901227e430553
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14396
https://github.com/LibVNC/libvncserver/compare/LibVNCServer-0.9.12...LibVNCServer-0.9.13

Comment 1 Petr Gajdos 2020-07-09 09:05:34 UTC

In 11,12,15/LibVNCServer, code not found, considering not affected. TW already fixed by version update.

Comment 2 Petr Gajdos 2020-07-09 13:32:16 UTC

Submitted for 15,12/LibVNCServer.

I believe all fixed.

Comment 4 Alexandros Toptsoglou 2020-08-27 13:55:01 UTC

Done