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Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: tracing: Fix mmiotrace possible NULL dereferencing of hiter->dev If the mmio_pipe_open() fails to find a PCI device, the hiter->dev will be assigned to NULL. The mmiotrace read() function dereferences the hiter->dev if hiter exists. Change the test of the read to not only check hiter being NULL, but also the hiter->dev before dereferencing it.
Засегнати продукти
- Linux Linux: f984b51e0779a6dd30feedc41404013ca54e5d05 преди c06470320f8156306986a831010cdc9f9f87cb50; f984b51e0779a6dd30feedc41404013ca54e5d05 преди 0d5aaf91a3d05f7f993401af27872a5fc0f26edc; f984b51e0779a6dd30feedc41404013ca54e5d05 преди 3635a9e8b453e658a49b39d025f35bbc6e58d0e2; f984b51e0779a6dd30feedc41404013ca54e5d05 преди faaf95135184208ee3ac6f33175c8d1800669dfc; f984b51e0779a6dd30feedc41404013ca54e5d05 преди 201a01102c529772168181190cb084471082cf5c; f984b51e0779a6dd30feedc41404013ca54e5d05 преди 8464427e1c177809a9488a97dfa2807d9dcf323b; f984b51e0779a6dd30feedc41404013ca54e5d05 преди 724cd84b0546c07806840fa658714488553d13a2; f984b51e0779a6dd30feedc41404013ca54e5d05 преди 144f29e85702234b23d2a62abf723e6a17eb5427
- Linux Linux: 2.6.27; преди 2.6.27; 5.10.265 до 5.10.*; 5.15.216 до 5.15.*; 6.1.183 до 6.1.*; 6.6.148 до 6.6.*; 6.12.101 до 6.12.*; 6.18.42 до 6.18.*; 7.1.6 до 7.1.*; от 7.2 нататък
История
- 10 август 2026 Публикувано
Други уязвимости в Linux Linux
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-68176
- https://nvd.nist.gov/vuln/detail/CVE-2026-68176
- https://git.kernel.org/stable/c/c06470320f8156306986a831010cdc9f9f87cb50
- https://git.kernel.org/stable/c/0d5aaf91a3d05f7f993401af27872a5fc0f26edc
- https://git.kernel.org/stable/c/3635a9e8b453e658a49b39d025f35bbc6e58d0e2
- https://git.kernel.org/stable/c/faaf95135184208ee3ac6f33175c8d1800669dfc
- https://git.kernel.org/stable/c/201a01102c529772168181190cb084471082cf5c
- https://git.kernel.org/stable/c/8464427e1c177809a9488a97dfa2807d9dcf323b
- https://git.kernel.org/stable/c/724cd84b0546c07806840fa658714488553d13a2
- https://git.kernel.org/stable/c/144f29e85702234b23d2a62abf723e6a17eb5427