5.5

CVE-2021-47538

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

rxrpc: Fix rxrpc_local leak in rxrpc_lookup_peer()

Need to call rxrpc_put_local() for peer candidate before kfree() as it
holds a ref to rxrpc_local.

[DH: v2: Changed to abstract the peer freeing code out into a function]

Verknüpft mit AI von unstrukturierten Daten zu bestehenden CPE der NVD
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Data is provided by the National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.19.82 < 4.19.220
Linux ≫ Linux Kernel Version >= 5.3.9 < 5.4
Linux ≫ Linux Kernel Version >= 5.4.1 < 5.4.164
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.84
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.7
Linux ≫ Linux Kernel Version5.4 Update-
Linux ≫ Linux Kernel Version5.4 Updaterc4
Linux ≫ Linux Kernel Version5.4 Updaterc5
Linux ≫ Linux Kernel Version5.4 Updaterc6
Linux ≫ Linux Kernel Version5.4 Updaterc7
Linux ≫ Linux Kernel Version5.4 Updaterc8
Linux ≫ Linux Kernel Version5.16 Updaterc1
Linux ≫ Linux Kernel Version5.16 Updaterc2
Linux ≫ Linux Kernel Version5.16 Updaterc3
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.02% 0.035
CVSS Metriken
Source 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, which slowly consumes remaining memory.