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Описание
Оригинално описание
In the Linux kernel, the following vulnerability has been resolved: rtc: msc313: fix NULL deref in shared IRQ handler at probe msc313_rtc_probe() calls devm_request_irq() with IRQF_SHARED and &pdev->dev as the cookie, but platform_set_drvdata() is only called later after the clock setup. With a shared IRQ line, another device on the same line can trigger the handler in that window. The handler does dev_get_drvdata() on the cookie, gets NULL, and dereferences priv->rtc_base in interrupt context. Pass priv as the cookie directly so the handler reads it from dev_id without the lookup, removing the dependency on probe order.
Засегнати продукти
- Linux Linux: be7d9c9161b9c76edeff15e79edc2f256568fe05 преди ece7b9ffde23e2ccd7567761ac27463ded43932c; be7d9c9161b9c76edeff15e79edc2f256568fe05 преди 52c73b6992b46ed476590ed526faa033d4fbfc5d; be7d9c9161b9c76edeff15e79edc2f256568fe05 преди bc1f61a9b97d65de21c2681bcf0b5b1392c58486; be7d9c9161b9c76edeff15e79edc2f256568fe05 преди 1f6a4aec0d36647eb2f67cd69db22bd28cabe2cb; be7d9c9161b9c76edeff15e79edc2f256568fe05 преди bb3e624808c981fe881cb79037be63e680ed7d38; be7d9c9161b9c76edeff15e79edc2f256568fe05 преди a369f48be8de426a7d2bca18dbd46c2ad1138803
- Linux Linux: 5.16; преди 5.16; 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-2026-72424
- https://nvd.nist.gov/vuln/detail/CVE-2026-72424
- https://git.kernel.org/stable/c/ece7b9ffde23e2ccd7567761ac27463ded43932c
- https://git.kernel.org/stable/c/52c73b6992b46ed476590ed526faa033d4fbfc5d
- https://git.kernel.org/stable/c/bc1f61a9b97d65de21c2681bcf0b5b1392c58486
- https://git.kernel.org/stable/c/1f6a4aec0d36647eb2f67cd69db22bd28cabe2cb
- https://git.kernel.org/stable/c/bb3e624808c981fe881cb79037be63e680ed7d38
- https://git.kernel.org/stable/c/a369f48be8de426a7d2bca18dbd46c2ad1138803