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CVE-2021-47123
HIGH7.8
Beschreibung
In the Linux kernel, the following vulnerability has been resolved: io_uring: fix ltout double free on completion race Always remove linked timeout on io_link_timeout_fn() from the master request link list, otherwise we may get use-after-free when first io_link_timeout_fn() puts linked timeout in the fail path, and then will be found and put on master's free.
CVE Details
CVSS v3.1 Bewertung7.8
SchweregradHIGH
CVSS VektorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AngriffsvektorLOCAL
KomplexitatLOW
Erforderliche PrivilegienLOW
BenutzerinteraktionNONE
Veroffentlicht3/15/2024
Zuletzt geandert1/14/2025
Quellenvd
Honeypot-Sichtungen0
Betroffene Produkte
linux:linux_kernel
Schwachen (CWE)
CWE-415CWE-416
Referenzen
https://git.kernel.org/stable/c/1f64f5e903b9d1d157875721e02adadc9d6f0a5d(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/447c19f3b5074409c794b350b10306e1da1ef4ba(416baaa9-dc9f-4396-8d5f-8c081fb06d67)
https://git.kernel.org/stable/c/1f64f5e903b9d1d157875721e02adadc9d6f0a5d(af854a3a-2127-422b-91ae-364da2661108)
https://git.kernel.org/stable/c/447c19f3b5074409c794b350b10306e1da1ef4ba(af854a3a-2127-422b-91ae-364da2661108)
IOC Korrelationen
Keine Korrelationen erfasst
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