CVE-2026-43440: Linux

Описание

Оригинално описание

In the Linux kernel, the following vulnerability has been resolved: net/mana: Null service_wq on setup error to prevent double destroy In mana_gd_setup() error path, set gc->service_wq to NULL after destroy_workqueue() to match the cleanup in mana_gd_cleanup(). This prevents a use-after-free if the workqueue pointer is checked after a failed setup.

Засегнати продукти

• Linux Linux: fa3c2f8d9152344a478abb847081c1b5f84a94f5 преди 59489ce60d7412ed82fb1d8002faa3102dcd4916; a9a7c3203fdc4d4a8d8a7a3b1ed05d2bb4c6e77e преди 6c92392602b451e3869f15ab685f8f650e942b13; f975a0955276579e2176a134366ed586071c7c6a преди 87c2302813abc55c46485711a678e3c312b00666
• Linux Linux: 6.18.16 преди 6.18.19; 6.19.6 преди 6.19.9

История

Други уязвимости в Linux Linux

• 8.1CVE-2026-99270
• 7.8CVE-2026-99269
• CVE-2026-99268
• CVE-2026-99266
• CVE-2026-99267

Първоизточници

• https://www.cve.org/CVERecord?id=CVE-2026-43440
• https://nvd.nist.gov/vuln/detail/CVE-2026-43440
• https://git.kernel.org/stable/c/59489ce60d7412ed82fb1d8002faa3102dcd4916
• https://git.kernel.org/stable/c/6c92392602b451e3869f15ab685f8f650e942b13
• https://git.kernel.org/stable/c/87c2302813abc55c46485711a678e3c312b00666