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CVE-2026-46026

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CVE-2026-46026

Published: May 27, 2026

Modified: May 27, 2026

PUBLISHED

Description

In the Linux kernel, the following vulnerability has been resolved: net: qrtr: ns: Limit the maximum number of lookups Current code does no bound checking on the number of lookups a client can perform. Though the code restricts the lookups to local clients, there is still a possibility of a malicious local client sending a flood of NEW_LOOKUP messages over the same socket. Fix this issue by limiting the maximum number of lookups to 64 globally. Since the nameserver allows only atmost one local observer, this global lookup count will ensure that the lookups stay within the limit. Note that, limit of 64 is chosen based on the current platform requirements. If requirement changes in the future, this limit can be increased.

VendorProductVersions

Linux

Linux

affected
0c2204a4ad710d95d348ea006f14ba926e842ffd - < 0dbec101a7076e9b1e4bd1876f7cf07c56ff4ce3
affected
0c2204a4ad710d95d348ea006f14ba926e842ffd - < 76adf8f69b0bb3ab20be7c58f5d555027332d113
affected
0c2204a4ad710d95d348ea006f14ba926e842ffd - < 20855cef7e659ef84ac73251256fa530819b2346
affected
0c2204a4ad710d95d348ea006f14ba926e842ffd - < 2b930bc77e00cb27e1d6e1d497b3b596283465ef
affected
0c2204a4ad710d95d348ea006f14ba926e842ffd - < 5640227d9a21c6a8be249a10677b832e7f40dc55

Linux

Linux

affected
5.7
unaffected
0 - < 5.7
unaffected
6.6.140 - <= 6.6.*
unaffected
6.12.86 - <= 6.12.*
unaffected
6.18.27 - <= 6.18.*

+2 more versions

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CVE-2026-46026 - Security Vulnerability | QwikSec