cve-2022-48858
Vulnerability from cvelistv5
Published
2024-07-16 12:25
Modified
2024-12-19 08:09
Severity ?
Summary
net/mlx5: Fix a race on command flush flow
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0401bfb27a91d7bdd74b1635c1aae57cbb128da6Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/063bd355595428750803d8736a9bb7c8db67d42dPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1a4017926eeea56c7540cc41b42106746ee8a0eePatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7c519f769f555ff7d9d4ccba3497bbb589df360aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/f3331bc17449f15832c31823f27573f4c0e13e5fPatch
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

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Dicha ejecuci\u00f3n ocurre cuando uno de los comandos libera su \u00faltimo recuento y libera su \u00edndice y entrada, mientras que otro proceso que ejecuta el flujo de descarga de comandos toma el recuento de esta entrada de comando. El proceso que maneja los comandos de vaciado puede considerar que este comando es necesario para vaciarlo si el otro proceso public\u00f3 su recuento pero a\u00fan no public\u00f3 el \u00edndice. Solucionarlo agregando el bloqueo de giro necesario. Corrige el siguiente seguimiento de advertencia: refcount_t: adici\u00f3n en 0; use-after-free. ADVERTENCIA: CPU: 11 PID: 540311 en lib/refcount.c:25 refcount_warn_saturate+0x80/0xe0... RIP: 0010:refcount_warn_saturate+0x80/0xe0... 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