5.5

CVE-2024-46739

uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind

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

uio_hv_generic: Fix kernel NULL pointer dereference in hv_uio_rescind

For primary VM Bus channels, primary_channel pointer is always NULL. This
pointer is valid only for the secondary channels. Also, rescind callback
is meant for primary channels only.

Fix NULL pointer dereference by retrieving the device_obj from the parent
for the primary channel.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.16 < 4.19.322
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.284
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.226
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.167
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.110
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.51
Linux ≫ Linux Kernel Version >= 6.7 < 6.10.10
Linux ≫ Linux Kernel Version6.11 Updaterc1
Linux ≫ Linux Kernel Version6.11 Updaterc2
Linux ≫ Linux Kernel Version6.11 Updaterc3
Linux ≫ Linux Kernel Version6.11 Updaterc4
Linux ≫ Linux Kernel Version6.11 Updaterc5
Linux ≫ Linux Kernel Version6.11 Updaterc6
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.192
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-476 NULL Pointer Dereference

The product dereferences a pointer that it expects to be valid but is NULL.

https://git.kernel.org/stable/c/1d8e020e51ab07e40f9dd00b52f1da7d96fec04c
Patch
https://git.kernel.org/stable/c/2be373469be1774bbe03b0fa7e2854e65005b1cc
Patch
https://git.kernel.org/stable/c/3005091cd537ef8cdb7530dcb2ecfba8d2ef475c
Patch
https://git.kernel.org/stable/c/3d414b64ecf6fd717d7510ffb893c6f23acbf50e
Patch
https://git.kernel.org/stable/c/928e399e84f4e80307dce44e89415115c473275b
Patch
https://git.kernel.org/stable/c/de6946be9c8bc7d2279123433495af7c21011b99
Patch
https://git.kernel.org/stable/c/f38f46da80a2ab7d1b2f8fcb444c916034a2dac4
Patch
https://git.kernel.org/stable/c/fb1adbd7e50f3d2de56d0a2bb0700e2e819a329e
Patch
https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html
https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html