CVE-2012-4512

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

11.66% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 95.7% of scored records. A rank, not a probability.

NVD base score

8.8 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

Critical. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-02-08 18:09Z6 YR AGO

Last updated

2024-08-06 20:35Z2 YR AGO

Reserved

2012-08-21

Assigning CNA

redhat

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-843Access of Resource Using Incompatible Type ('Type Confusion')Base
• CWE-122Heap-based Buffer OverflowVariant

Data version

5.1

Document digest

1fcd648b1ec117f881ff4cefa9e48cdb4c99c23b4c3df187ffc6cfadce2e4c28

• www.nth-dimension.org.ukhttp://www.nth-dimension.org.uk/pub/NDSA20121010.txt.ascx_refsource_MISC
• em386.blogspot.comhttp://em386.blogspot.com/2010/12/webkit-css-type-confusion.htmlx_refsource_MISC
• archives.neohapsis.comhttp://archives.neohapsis.com/archives/bugtraq/2012-11/0005.htmlx_refsource_MISC
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2012/10/11/11x_refsource_MISC
• www.openwall.comhttp://www.openwall.com/lists/oss-security/2012/10/30/6x_refsource_MISC
• quickgit.kde.orghttp://quickgit.kde.org/index.php?p=kdelibs.git&a=commitdiff&h=a872c8a969a8bd3706253d6ba24088e4f07f3352x_refsource_MISC
• rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-1416.htmlx_refsource_MISC
• rhn.redhat.comhttp://rhn.redhat.com/errata/RHSA-2012-1418.htmlx_refsource_MISC
• www.securitytracker.comhttp://www.securitytracker.com/id?1027709x_refsource_MISC
• secunia.comhttp://secunia.com/advisories/51097x_refsource_MISC
• secunia.comhttp://secunia.com/advisories/51145x_refsource_MISC