Redhat.comRH:CVE-2022-47943CVE-2022-47943
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
0.002 Low
EPSS
Percentile
59.2%
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.
References
bugzilla.redhat.com/show_bug.cgi?id=2156340
git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=ac60778b87e45576d7bfdbd6f53df902654e6f09
nvd.nist.gov/vuln/detail/CVE-2022-47943
www.cve.org/CVERecord?id=CVE-2022-47943
www.openwall.com/lists/oss-security/2022/12/23/10
www.zerodayinitiative.com/advisories/ZDI-22-1691/
Related
8.1 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
0.002 Low
EPSS
Percentile
59.2%