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Vulnerability record · CVE-2012-1975 · published 29 August 2012

CVE-2012-1975: Mozilla firefox use after free vulnerability

Mozilla · Firefox

Use-after-free vulnerability in the PresShell::CompleteMove function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

10.0 CVSS 2.0 High EPSS 5.6% · top 7.4% CWE-416 · Use after free
10.0CVSS 2.0 base score
5.6%EPSS exploitation probability, 30 days
NoNot in CISA KEV
15Affected product versions listed by NVD
30References
16 Jun 2026Last modified by NVD

Description

Use-after-free vulnerability in the PresShell::CompleteMove function in Mozilla Firefox before 15.0, Firefox ESR 10.x before 10.0.7, Thunderbird before 15.0, Thunderbird ESR 10.x before 10.0.7, and SeaMonkey before 2.12 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via unspecified vectors.

AV:N/AC:L/Au:N/C:C/I:C/A:C

Affected products

15 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1210.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1211.html Third Party Advisory
http://www.debian.org/security/2012/dsa-2553 Third Party Advisory
http://www.debian.org/security/2012/dsa-2554 Third Party Advisory
http://www.debian.org/security/2012/dsa-2556 Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-58.html Vendor Advisory
http://www.securityfocus.com/bid/55318 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1548-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-1548-2 Third Party Advisory
http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=777578 Issue TrackingVendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17040 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-08/msg00028.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00011.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2012-09/msg00014.html Mailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1210.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2012-1211.html Third Party Advisory
http://www.debian.org/security/2012/dsa-2553 Third Party Advisory
http://www.debian.org/security/2012/dsa-2554 Third Party Advisory
http://www.debian.org/security/2012/dsa-2556 Third Party Advisory
http://www.mozilla.org/security/announce/2012/mfsa2012-58.html Vendor Advisory
http://www.securityfocus.com/bid/55318 Third Party AdvisoryVDB Entry
http://www.ubuntu.com/usn/USN-1548-1 Third Party Advisory
http://www.ubuntu.com/usn/USN-1548-2 Third Party Advisory
http://www.xerox.com/download/security/security-bulletin/16287-4d6b7b0c81f7b/cert_XRX13-003_v1.0.pdf Third Party Advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=777578 Issue TrackingVendor Advisory
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A17040 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2012-1975), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.