The BMP decoder in QtGui in QT before 5.5 does not properly calculate the masks used to extract the color components, which allows remote attackers to cause a denial of service (divide-by-zero and crash) via a crafted BMP file.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2015-0295 from the MITRE CVE dictionary dictionary and NIST NVD.
This issue affects the versions of Qt as shipped with Red Hat Enterprise Linux 5, 6 and 7. Red Hat Product Security has rated this issue as having Low security impact. A future update may address this issue. For additional information, refer to the Issue Severity Classification: https://access.redhat.com/security/updates/classification/.
NOTE: The following CVSS v2 metrics and score provided are preliminary and subject to review.
| Base Score | 4.3 |
|---|---|
| Base Metrics | AV:N/AC:M/Au:N/C:N/I:N/A:P |
| Access Vector | Network |
| Access Complexity | Medium |
| Authentication | None |
| Confidentiality Impact | None |
| Integrity Impact | None |
| Availability Impact | Partial |
Find out more about Red Hat support for the Common Vulnerability Scoring System (CVSS).
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | qt | Will not fix |
| Red Hat Enterprise Linux 7 | qt3 | Will not fix |
| Red Hat Enterprise Linux 6 | qt3 | Will not fix |
| Red Hat Enterprise Linux 6 | qt | Will not fix |
| Red Hat Enterprise Linux 5 | qt4 | Will not fix |
| Red Hat Enterprise Linux 5 | qt | Will not fix |
| Red Hat Enterprise Linux 4 | qt | Will not fix |
Vulmon