Release Date: | 2011-03-07 |
The hb_buffer_ensure function in hb-buffer.c in HarfBuzz, as used in Pango 1.28.3, Firefox, and other products, does not verify that memory reallocations succeed, which allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly execute arbitrary code via crafted OpenType font data that triggers use of an incorrect index.
See more information about CVE-2011-0064 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS v2.0 metrics and score provided are preliminary and subject to review.
Base Score: | 6.8 | Base Metrics: | AV:N/AC:M/Au:N/C:P/I:P/A:P |
Access Vector: | Network | Attack Complexity: | Medium |
Authentication: | None required | Confidentiality Impact: | Partial |
Integrity Impact: | Partial | Availability Impact: | Partial |
Platform | Errata | Release Date |
Oracle Linux version 6 (pango) | ELSA-2011-0309 | 2011-03-01 |
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