High severity8.8NVD Advisory· Published Dec 23, 2022· Updated Jun 17, 2026
CVE-2022-47942
CVE-2022-47942
Description
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is a heap-based buffer overflow in set_ntacl_dacl, related to use of SMB2_QUERY_INFO_HE after a malformed SMB2_SET_INFO_HE command.
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Affected products
3- Range: >=5.15, <5.19.2
Patches
Vulnerability mechanics
References
5- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/nvdMailing ListPatchThird Party AdvisoryVendor Advisory
- github.com/torvalds/linux/commit/8f0541186e9ad1b62accc9519cc2b7a7240272a7nvdPatchThird Party Advisory
- www.openwall.com/lists/oss-security/2022/12/23/10nvdMailing ListThird Party Advisory
- cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2nvdMailing ListThird Party AdvisoryVendor Advisory
- www.zerodayinitiative.com/advisories/ZDI-22-1688/nvdThird Party AdvisoryVDB Entry
News mentions
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