The png_do_expand_palette function in libpng before 1.6.8 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) via (1) a PLTE chunk of zero bytes or (2) a NULL palette, related to pngrtran.c and pngset.c.
The MITRE CVE dictionary describes this issue as:
Find out more about CVE-2013-6954 from the MITRE CVE dictionary dictionary and NIST NVD.
Not Vulnerable. This issue does not affect the version of libpng as shipped with Red Hat Enterprise Linux 5 and 6.
| 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 | Errata | Release Date |
|---|---|---|
| Oracle Java for Red Hat Enterprise Linux 5 (java-1.7.0-oracle) | RHSA-2014:0413 | 2014-04-17 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.6.0-ibm) | RHSA-2014:0508 | 2014-05-15 |
| Red Hat Satellite 5.6 (RHEL v.5) (java-1.6.0-ibm) | RHSA-2014:0982 | 2014-07-29 |
| Red Hat Satellite 5.6 (RHEL v.6) (java-1.6.0-ibm) | RHSA-2014:0982 | 2014-07-29 |
| Red Hat Satellite 5.5 (RHEL v.5) (java-1.6.0-ibm) | RHSA-2014:0982 | 2014-07-29 |
| Red Hat Satellite 5.5 (RHEL v.6) (java-1.6.0-ibm) | RHSA-2014:0982 | 2014-07-29 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.6.0-ibm) | RHSA-2014:0508 | 2014-05-15 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.7.0-oracle) | RHSA-2014:0413 | 2014-04-17 |
| Oracle Java for Red Hat Enterprise Linux 6 (java-1.6.0-sun) | RHSA-2014:0414 | 2014-04-17 |
| Red Hat Enterprise Linux Supplementary (v. 7) (java-1.7.1-ibm) | RHSA-2014:0705 | 2014-06-10 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.7.0-oracle) | RHSA-2014:0412 | 2014-04-17 |
| Red Hat Enterprise Linux Supplementary 5 (java-1.7.0-ibm) | RHSA-2014:0486 | 2014-05-13 |
| Red Hat Satellite 5.4 (RHEL v.6) (java-1.6.0-ibm) | RHSA-2014:0982 | 2014-07-29 |
| Red Hat Satellite 5.4 (RHEL v.5) (java-1.6.0-ibm) | RHSA-2014:0982 | 2014-07-29 |
| Oracle Java for Red Hat Enterprise Linux 5 (java-1.6.0-sun) | RHSA-2014:0414 | 2014-04-17 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.7.0-ibm) | RHSA-2014:0486 | 2014-05-13 |
| Red Hat Enterprise Linux Supplementary (v. 6) (java-1.7.0-oracle) | RHSA-2014:0412 | 2014-04-17 |
| Platform | Package | State |
|---|---|---|
| Red Hat Enterprise Linux 7 | libpng | Not affected |
| Red Hat Enterprise Linux 7 | libpng12 | Not affected |
| Red Hat Enterprise Linux 6 | libpng | Not affected |
| Red Hat Enterprise Linux 6 | java-1.5.0-ibm | Not affected |
| Red Hat Enterprise Linux 5 | java-1.5.0-ibm | Not affected |
| Red Hat Enterprise Linux 5 | libpng | Not affected |
Vulmon