CVE-2025-40099
In the Linux kernel, the following vulnerability has been resolved: cifs: parse_dfs_referrals: prevent oob on malformed input Malicious SM
CVSS
9.4
Critical
EPSS
0.4%
p32
KEV
—
Exploit Today
10
0-100
Published: Oct 30, 2025 · Last modified: Jul 30, 2026
0.4%EPSS · 30 days0.4%
2026-08-232026-09-20
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.
- git.kernel.orghttps://git.kernel.org/stable/c/15c73964da9df994302f579ed14ee5fdbce7a332
- git.kernel.orghttps://git.kernel.org/stable/c/6447b0e355562a1ff748c4a2ffb89aae7e84d2c9
- git.kernel.orghttps://git.kernel.org/stable/c/8bc4a8d39bac23d8b044fd3e2dbfd965f1d9b058
- git.kernel.orghttps://git.kernel.org/stable/c/bb0f2e66e1ac043a5b238f5bcab4f26f3c317039
- git.kernel.orghttps://git.kernel.org/stable/c/cfacc7441f760e4a73cc71b6ff1635261d534657
No related CVEs by CWE or product.