w3m: An out-of-bounds read flaw was found in w3m, in the Strnew_size function inStr.c
CVE-2023-38252 is fixed in 2 products on 1 platform, first by w3m 0.5.3-36ubuntu0.1+esm1, released January 1, 2024. It is not reported as exploited. Patch Radar priority: Routine.
An out-of-bounds read flaw was found in w3m, in the Strnew_size function inStr.c. This issue may allow an attacker to cause a denial of servicethrough a crafted HTML file.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| w3m · Ubuntu 18.04.6 LTS (bionic) | 0.5.3-36ubuntu0.1+esm1 | w3m 0.5.3-36ubuntu0.1+esm1 | Jan 1, 2024 |
| w3m · Ubuntu 20.04 LTS (focal) | 0.5.3-37ubuntu0.2 | w3m 0.5.3-37ubuntu0.2 | Jan 1, 2024 |
| w3m · Ubuntu 22.04.1 LTS (jammy) | 0.5.3+git20210102-6ubuntu0.2 | w3m 0.5.3+git20210102-6ubuntu0.2 | Jan 1, 2024 |
| w3m · Ubuntu 24.04.5 LTS (noble) | 0.5.3+git20230121-2ubuntu1 | w3m 0.5.3+git20230121-2ubuntu1 | Jan 1, 2024 |
| w3m · Ubuntu 24.10 (oracular) | 0.5.3+git20230121-2ubuntu1 | w3m 0.5.3+git20230121-2ubuntu1 | Jan 2, 2024 |
| w3m · Ubuntu 25.04 (plucky) | 0.5.3+git20230121-2ubuntu1 | w3m 0.5.3+git20230121-2ubuntu1 | Jan 2, 2024 |
| w3m-img · Ubuntu 18.04.6 LTS (bionic) | 0.5.3-36ubuntu0.1+esm1 | w3m-img 0.5.3-36ubuntu0.1+esm1 | Jan 1, 2024 |
| w3m-img · Ubuntu 20.04 LTS (focal) | 0.5.3-37ubuntu0.2 | w3m-img 0.5.3-37ubuntu0.2 | Jan 1, 2024 |
| w3m-img · Ubuntu 22.04.1 LTS (jammy) | 0.5.3+git20210102-6ubuntu0.2 | w3m-img 0.5.3+git20210102-6ubuntu0.2 | Jan 1, 2024 |
| w3m-img · Ubuntu 24.04.5 LTS (noble) | 0.5.3+git20230121-2ubuntu1 | w3m-img 0.5.3+git20230121-2ubuntu1 | Jan 1, 2024 |
| w3m-img · Ubuntu 24.10 (oracular) | 0.5.3+git20230121-2ubuntu1 | w3m-img 0.5.3+git20230121-2ubuntu1 | Jan 2, 2024 |
| w3m-img · Ubuntu 25.04 (plucky) | 0.5.3+git20230121-2ubuntu1 | w3m-img 0.5.3+git20230121-2ubuntu1 | Jan 2, 2024 |
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