Bug 2235470 (CVE-2023-4569) - CVE-2023-4569 kernel: information leak in nft_set_catchall_flush in net/netfilter/nf_tables_api.c
Summary: CVE-2023-4569 kernel: information leak in nft_set_catchall_flush in net/netfi...
Keywords:
Status: NEW
Alias: CVE-2023-4569
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
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Depends On:
Blocks: 2235471
TreeView+ depends on / blocked
 
Reported: 2023-08-28 19:29 UTC by Rohit Keshri
Modified: 2023-12-18 06:16 UTC (History)
4 users (show)

Fixed In Version: Kernel 6.5-rc7
Doc Type: If docs needed, set a value
Doc Text:
A memory leak flaw was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This issue may allow a local attacker to cause double-deactivations of catchall elements, which can result in a memory leak.
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Description Rohit Keshri 2023-08-28 19:29:47 UTC 
A memory leak problem was found in nft_set_catchall_flush in net/netfilter/nf_tables_api.c in the Linux Kernel. This flaw may allow a local attacker cause a double-deactivations of catchall elements which then results in memory leak problem.

Refer:
https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230812110526.49808-1-fw@strlen.de/
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