CVE-2025-40099
cifs: parse_dfs_referrals: prevent oob on malformed input
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: cifs: parse_dfs_referrals: prevent oob on malformed input Malicious SMB server can send invalid reply to FSCTL_DFS_GET_REFERRALS - reply smaller than sizeof(struct get_dfs_referral_rsp) - reply with number of referrals smaller than NumberOfReferrals in the header Processing of such replies will cause oob. Return -EINVAL error on such replies to prevent oob-s.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Oct 30, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
4ecce920e13ace16a5ba45efe8909946c28fb2ad < cfacc7441f760e4a73cc71b6ff1635261d534657 4ecce920e13ace16a5ba45efe8909946c28fb2ad < 15c73964da9df994302f579ed14ee5fdbce7a332 4ecce920e13ace16a5ba45efe8909946c28fb2ad < 8bc4a8d39bac23d8b044fd3e2dbfd965f1d9b058 4ecce920e13ace16a5ba45efe8909946c28fb2ad < bb0f2e66e1ac043a5b238f5bcab4f26f3c317039 4ecce920e13ace16a5ba45efe8909946c28fb2ad < 6447b0e355562a1ff748c4a2ffb89aae7e84d2c9
Linux / Linux
4.11
References
git.kernel.org: https://git.kernel.org/stable/c/cfacc7441f760e4a73cc71b6ff1635261d534657 git.kernel.org: https://git.kernel.org/stable/c/15c73964da9df994302f579ed14ee5fdbce7a332 git.kernel.org: https://git.kernel.org/stable/c/8bc4a8d39bac23d8b044fd3e2dbfd965f1d9b058 git.kernel.org: https://git.kernel.org/stable/c/bb0f2e66e1ac043a5b238f5bcab4f26f3c317039 git.kernel.org: https://git.kernel.org/stable/c/6447b0e355562a1ff748c4a2ffb89aae7e84d2c9