Unrated severityNVD Advisory· Published Apr 28, 2024· Updated May 4, 2025
netfilter: ebtables: fix memory leak when blob is malformed
CVE-2022-48641
Description
In the Linux kernel, the following vulnerability has been resolved:
netfilter: ebtables: fix memory leak when blob is malformed
The bug fix was incomplete, it "replaced" crash with a memory leak. The old code had an assignment to "ret" embedded into the conditional, restore this.
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Affected products
2Patches
Vulnerability mechanics
References
7- git.kernel.org/stable/c/11ebf32fde46572b0aaf3c2bdd97d923ef5a03abmitre
- git.kernel.org/stable/c/1e98318af2f163eadaff815abcef38d27ca92c1emitre
- git.kernel.org/stable/c/38cf372b17f0a5f35c1b716a100532d539f0eb33mitre
- git.kernel.org/stable/c/62ce44c4fff947eebdf10bb582267e686e6835c9mitre
- git.kernel.org/stable/c/754e8b74281dd54a324698803483f47cf3355ae1mitre
- git.kernel.org/stable/c/d5917b7af7cae0e2804f9d127a03268035098b7fmitre
- git.kernel.org/stable/c/ebd97dbe3c55d68346b9c5fb00634a7f5b10bbeemitre
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