VulnerabilityModified

CVE-2014-8241

XRegion in TigerVNC allows remote VNC servers to cause a denial of service (NULL pointer dereference) by leveraging failure to check a malloc return value, a similar issue to CVE-2014-6052.

CRITICAL 9.8EPSS 3.06%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (3.06%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

XRegion in TigerVNC allows remote VNC servers to cause a denial of service (NULL pointer dereference) by leveraging failure to check a malloc return value, a similar issue to CVE-2014-6052.

CVSS 3.0: 9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 3.06% probability · 87th percentile
CISA KEV: Not listed
Weakness: CWE-476
Affected: tigervnc/tigervnc · redhat/enterprise linux desktop · redhat/enterprise linux hpc node · redhat/enterprise linux server · redhat/enterprise linux workstation
Source: cve@mitre.org

References

http://seclists.org/oss-sec/2014/q4/278Mailing List
http://seclists.org/oss-sec/2014/q4/300Mailing List
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/70390Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1151312Issue Tracking
https://rhn.redhat.com/errata/RHSA-2015-2233.htmlThird Party Advisory
http://seclists.org/oss-sec/2014/q4/278Mailing List
http://seclists.org/oss-sec/2014/q4/300Mailing List
http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
http://www.securityfocus.com/bid/70390Third Party Advisory, VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1151312Issue Tracking
https://rhn.redhat.com/errata/RHSA-2015-2233.htmlThird Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.