CVE-2026-22999 | Teknoloji dünyasından en güncel haberleri ve güvenlikle ilgili gelişmeleri takip edin.

In the Linux kernel, the following vulnerability has been resolved: net/sched: sch_qfq: do not free existing class in qfq_change_class() Fixes qfq_change_clas…
Medium CVSS: 5.5

CVE-2026-22999

In the Linux kernel, the following vulnerability has been resolved:

net/sched: sch_qfq: do not free existing class in qfq_change_class()

Fixes qfq_change_class() error case.

cl->qdisc and cl should only be freed if a new class and qdisc
were allocated, or we risk various UAF.
Vendor
Linux
Product
Linux Kernel
CWE
NVD-CWE-noinfo
Yayın Tarihi
2026-01-25 15:15:54
Güncelleme
2026-02-26 17:02:51
Source Identifier
416baaa9-dc9f-4396-8d5f-8c081fb06d67
KEV Date Added
-

Kategoriler

NVD-CWE-noinfo Linux Kernel MEDIUM Linux 2026

Referanslar

https://git.kernel.org/stable/c/0a234660dc70ce45d771cbc76b20d925b73ec160 https://git.kernel.org/stable/c/2a64fb9b47afffeb5dbab5fd3a518e1436dcc90e https://git.kernel.org/stable/c/362e269bb03f7076ba9990e518aeddb898232e50 https://git.kernel.org/stable/c/3879cffd9d07aa0377c4b8835c4f64b4fb24ac78 https://git.kernel.org/stable/c/cff6cd703f41d8071995956142729e4bba160363 https://git.kernel.org/stable/c/e9d8f11652fa08c647bf7bba7dd8163241a332cd https://git.kernel.org/stable/c/f06f7635499bc806cbe2bbc8805c7cef8b1edddf