CVE-2022-47942

Summary

CVECVE-2022-47942
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2022-12-23 16:15:00 UTC
Updated2023-05-16 11:03:00 UTC
DescriptionAn 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.

Risk And Classification

Problem Types: CWE-787

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Linux Linux Kernel All All All All

References

ReferenceSourceLinkTags
ksmbd: fix heap-based overflow in set_ntacl_dacl() · torvalds/linux@8f05411 · GitHub MISC github.com
oss-security - Re: Details on this supposed Linux Kernel ksmbd RCE MLIST www.openwall.com
kernel/git/torvalds/linux.git - Linux kernel source tree MISC git.kernel.org
cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2 MISC cdn.kernel.org
ZDI-22-1688 | Zero Day Initiative MISC www.zerodayinitiative.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 182993 Debian Security Update for linux (CVE-2022-47942)
  • 904769 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (12097)
  • 905015 Common Base Linux Mariner (CBL-Mariner) Security Update for livepatch-5.15.48.1-4.cm2 (12523)
  • 906389 Common Base Linux Mariner (CBL-Mariner) Security Update for kernel (12097-2)

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