5.5

CVE-2021-47320

nfs: fix acl memory leak of posix_acl_create()

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

nfs: fix acl memory leak of posix_acl_create()

When looking into another nfs xfstests report, I found acl and
default_acl in nfs3_proc_create() and nfs3_proc_mknod() error
paths are possibly leaked. Fix them in advance.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 3.14 < 4.4.276
Linux ≫ Linux Kernel Version >= 4.5 < 4.9.276
Linux ≫ Linux Kernel Version >= 4.10 < 4.14.240
Linux ≫ Linux Kernel Version >= 4.15 < 4.19.198
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.134
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.52
Linux ≫ Linux Kernel Version >= 5.11 < 5.12.19
Linux ≫ Linux Kernel Version >= 5.13 < 5.13.4
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.26% 0.169
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-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.

https://git.kernel.org/stable/c/0704f617040c397ae73c1f88f3956787ec5d6529
Patch
https://git.kernel.org/stable/c/1fcb6fcd74a222d9ead54d405842fc763bb86262
Patch
https://git.kernel.org/stable/c/2e3960f276b4574a9bb0dfa31a7497302f6363b2
Patch
https://git.kernel.org/stable/c/4b515308ab875c7e8ada8e606fe0c64762da5ed4
Patch
https://git.kernel.org/stable/c/687cf32865b2d6960214bce523f2afac58dd3cd2
Patch
https://git.kernel.org/stable/c/8a2b308a54c5ec224fedc753617f99b29ffcd883
Patch
https://git.kernel.org/stable/c/c8fc86e9df6a6a03f5a8e15a3b7a5c75fd05aa38
Patch
https://git.kernel.org/stable/c/cef9d9acb7c80ed6bace894b6334557fd493863b
Patch
https://git.kernel.org/stable/c/d0b32dc1409f7e65e4fcc34e236462268e69a357
Patch