CVE-2022-47943

CVSS 8.1 HIGHEPSS 3.5%CWE-125

Vexday Risk Score

21Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 8.1EPSS 3.5%KEV nãoPoC —Nuclei —Metasploit —Patch —

Lifecycle

23 Dec 2022Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. There is an out-of-bounds read and OOPS for SMB2_WRITE, when there is a large length in the zero DataOffset case.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected products

n/a · n/a

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References

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2 https://github.com/torvalds/linux/commit/ac60778b87e45576d7bfdbd6f53df902654e6f09 https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac60778b87e45576d7bfdbd6f53df902654e6f09 https://security.netapp.com/advisory/ntap-20230216-0006/https://www.zerodayinitiative.com/advisories/ZDI-22-1691/http://www.openwall.com/lists/oss-security/2022/12/23/10