CVE-2014-2977

Multiple integer signedness errors in the Dispatch_Write function in proxy/dispatcher/idirectfbsurface_dispatcher.c in DirectFB 1.4.13 allow remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via the Voodoo interface, which triggers a stack-based buffer overflow.

Published: 2014-06-11 Last update: 2026-05-06 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-2977 is rated High Risk (71.7/100): CVSS Critical severity, with high exploitation likelihood (EPSS 9.65%, 92th percentile). EPSS ranks this CVE among the most likely to be exploited in the near term. High exploitation likelihood—assess exposure and prioritize remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2014-2977

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2025-11-19 10.20% 9.65% -0.55%
2 2025-03-30 24.70% 10.20% -14.50%
3 2025-03-29 — 24.70% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-2977

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2014-2977

OS Trackers for CVE-2014-2977

vendor priority summary link
debian unimportant CVE-2014-2977 unimportant priority: Debian including 1 source packages (directfb), 2 status rows across 2 suites (bookworm, bullseye): resolved 2. https://security-tracker.debian.org/tracker/CVE-2014-2977
gentoo normal CVE-2014-2977: 1 GLSA(s) (201701-55), 1 atom(s) (dev-libs/DirectFB); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-2977
ubuntu medium CVE-2014-2977 medium priority: Ubuntu including 1 source packages (directfb), 5 status rows across 5 suites (lucid, precise, saucy, trusty, upstream): not-affected 4, needed 1. https://ubuntu.com/security/CVE-2014-2977

Affected software / configurations for CVE-2014-2977

Vendor Product Version Raw CPE
opensuse opensuse 13.1 cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
opensuse opensuse 13.2 cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
suse linux_enterprise_desktop 12 cpe:2.3:o:suse:linux_enterprise_desktop:12:*:*:*:*:*:*:*
suse linux_enterprise_software_development_kit 12 cpe:2.3:o:suse:linux_enterprise_software_development_kit:12:*:*:*:*:*:*:*
suse linux_enterprise_workstation_extension 12 cpe:2.3:o:suse:linux_enterprise_workstation_extension:12:*:*:*:*:*:*:*
suse suse_linux_enterprise_server 12 cpe:2.3:o:suse:suse_linux_enterprise_server:12:*:*:*:*:*:*:*
directfb directfb 1.4.13 cpe:2.3:a:directfb:directfb:1.4.13:*:*:*:*:*:*:*

References for CVE-2014-2977

cvelogic Threat Intelligence