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CVE-2023-52581 Detail

Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: fix memleak when more than 255 elements expired When more than 255 elements expired we're supposed to switch to a new gc container structure. This never happens: u8 type will wrap before reaching the boundary and nft_trans_gc_space() always returns true. This means we recycle the initial gc container structure and lose track of the elements that came before. While at it, don't deref 'gc' after we've passed it to call_rcu.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

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Hyperlink Resource
https://git.kernel.org/stable/c/09c85f2d21ab6b5acba31a037985b13e8e6565b8
https://git.kernel.org/stable/c/4aea243b6853d06c1d160a9955b759189aa02b14
https://git.kernel.org/stable/c/7cf055b43756b10aa2b851c927c940f5ed652125
https://git.kernel.org/stable/c/7e5d732e6902eb6a37b35480796838a145ae5f07
https://git.kernel.org/stable/c/a995a68e8a3b48533e47c856865d109a1f1a9d01
https://git.kernel.org/stable/c/cf5000a7787cbc10341091d37245a42c119d26c5
https://git.kernel.org/stable/c/ef99506eaf1dc31feff1adfcfd68bc5535a22171

Weakness Enumeration

CWE-ID CWE Name Source

Change History

5 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-52581
NVD Published Date:
03/02/2024
NVD Last Modified:
06/16/2024
Source:
kernel.org