Use-after-free vulnerability in the nsGenericHTMLElement::GetWidthHeightForImage function in Mozilla Firefox before 29.0, Firefox ESR 24.x before 24.5, Thunderbird before 24.5, and SeaMonkey before 2.26 allows remote attackers to execute arbitrary code or cause a denial of service (heap memory corruption) via vectors involving an imgLoader object that is not properly handled during an image-resize operation.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2014-1531 from the MITRE CVE dictionary dictionary and NIST NVD.
| Base Score | 6.8 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:P/I:P/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | Partial |
| Integrity Impact | Partial |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Errata | Release Date |
|---|---|---|
| Red Hat Enterprise Linux 5 (firefox) | RHSA-2014:0448 | 2014-04-29 |
| Red Hat Enterprise Linux 5 (thunderbird) | RHSA-2014:0449 | 2014-04-29 |
| Red Hat Enterprise Linux Optional Productivity Applications (v. 5 server) (thunderbird) | RHSA-2014:0449 | 2014-04-29 |
| Red Hat Enterprise Linux 6 (thunderbird) | RHSA-2014:0449 | 2014-04-29 |
| Red Hat Enterprise Linux 6 (firefox) | RHSA-2014:0448 | 2014-04-29 |
Vulmon