libx11-6: An issue was discovered in libX11 through 1.6.5
CVE-2018-14600 is fixed in 3 products on 1 platform, first by libx11-6 2:1.6.4-3ubuntu0.1, released August 23, 2018. It is not reported as exploited. Patch Radar priority: Routine.
An issue was discovered in libX11 through 1.6.5. The function XListExtensions in ListExt.c interprets a variable as signed instead of unsigned, resulting in an out-of-bounds write (of up to 128 bytes), leading to DoS or remote code execution.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| libx11-6 · Ubuntu 18.04.6 LTS (bionic) | 2:1.6.4-3ubuntu0.1 | libx11-6 2:1.6.4-3ubuntu0.1 | Aug 23, 2018 |
| libx11-data · Ubuntu 18.04.6 LTS (bionic) | 2:1.6.4-3ubuntu0.1 | libx11-data 2:1.6.4-3ubuntu0.1 | Aug 23, 2018 |
| libx11-xcb1 · Ubuntu 18.04.6 LTS (bionic) | 2:1.6.4-3ubuntu0.1 | libx11-xcb1 2:1.6.4-3ubuntu0.1 | Aug 23, 2018 |
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