Vulnerability Details : 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.
Vulnerability category: Memory CorruptionDenial of service
Exploit prediction scoring system (EPSS) score for CVE-2014-8241
Probability of exploitation activity in the next 30 days: 1.09%
Percentile, the proportion of vulnerabilities that are scored at or less: ~ 82 % EPSS Score History EPSS FAQ
CVSS scores for CVE-2014-8241
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source |
---|---|---|---|---|---|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST |
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2014-8241
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A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit.Assigned by: nvd@nist.gov (Primary)
References for CVE-2014-8241
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http://www.securityfocus.com/bid/70390
TigerVNC NULL Pointer Dereference Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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https://rhn.redhat.com/errata/RHSA-2015-2233.html
RHSA-2015:2233 - Security Advisory - Red Hat Customer PortalThird Party Advisory
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http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html
Oracle Solaris Third Party Bulletin - October 2015
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http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Oracle Linux Bulletin - October 2015
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http://seclists.org/oss-sec/2014/q4/300
oss-sec: Re: Request for CVE assignment for tigervnc affected by similar flaws as in CVE-2014-6051 and CVE-2014-6052 of libvncserverMailing List
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https://bugzilla.redhat.com/show_bug.cgi?id=1151312
1151312 – (CVE-2014-8241) CVE-2014-8241 tigervnc: NULL pointer dereference flaw in XRegionIssue Tracking
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http://seclists.org/oss-sec/2014/q4/278
oss-sec: Request for CVE assignment for tigervnc affected by similar flaws as in CVE-2014-6051 and CVE-2014-6052 of libvncserverMailing List
Products affected by CVE-2014-8241
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_hpc_node:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:tigervnc:tigervnc:-:*:*:*:*:*:*:*