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Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: riscv: cacheinfo: Fix node reference leak in populate_cache_leaves Currently, the while loop drops the reference to prev in each iteration. If the loop terminates early due to a break, the final of_node_put(np) correctly drops the reference to the current node. However, if the loop terminates naturally because np == NULL, calling of_node_put(np) is a no-op. This leaves the last valid node stored in prev without its reference dropped, resulting in a node reference leak. Fix this by changing the final `of_node_put(np)` to `of_node_put(prev)`.
Засегнати продукти
- Linux Linux: 94f9bf118f1e294b3f2092f8bde02860f5e3ea3f преди 2560c97f63bb99b26d9f19b23a4f66ea24c9dc14; 94f9bf118f1e294b3f2092f8bde02860f5e3ea3f преди 51afb7da697b698996351740b4f39fb05ce2afd4; 94f9bf118f1e294b3f2092f8bde02860f5e3ea3f преди 880ac50b0bfae06d7ab5f1843253adfb86aa173a; 94f9bf118f1e294b3f2092f8bde02860f5e3ea3f преди f322955d9a1c344ed943752f05aacea7bc22e025; 94f9bf118f1e294b3f2092f8bde02860f5e3ea3f преди 36e4843fe39ea2f17f4de6d59fba26271916c184; 94f9bf118f1e294b3f2092f8bde02860f5e3ea3f преди bf4a195f063b0a0805c1417f6aad1dd32ea48f0f
- Linux Linux: 5.0; преди 5.0; 6.1.178 до 6.1.*; 6.6.145 до 6.6.*; 6.12.97 до 6.12.*; 6.18.40 до 6.18.*; 7.1.5 до 7.1.*; 7.2 до *
История
- 15 август 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-72179
- https://nvd.nist.gov/vuln/detail/CVE-2026-72179
- https://git.kernel.org/stable/c/2560c97f63bb99b26d9f19b23a4f66ea24c9dc14
- https://git.kernel.org/stable/c/51afb7da697b698996351740b4f39fb05ce2afd4
- https://git.kernel.org/stable/c/880ac50b0bfae06d7ab5f1843253adfb86aa173a
- https://git.kernel.org/stable/c/f322955d9a1c344ed943752f05aacea7bc22e025
- https://git.kernel.org/stable/c/36e4843fe39ea2f17f4de6d59fba26271916c184
- https://git.kernel.org/stable/c/bf4a195f063b0a0805c1417f6aad1dd32ea48f0f