VulnerabilityModified
CVE-2022-47941
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c omits a kfree call in certain smb2_handle_negotiate error conditions, aka a memory leak.
HIGH 7.5EPSS 4.91%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c omits a kfree call in certain smb2_handle_negotiate error conditions, aka a memory leak.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 4.91% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-401
- Affected
- linux/linux kernel
- Source
- cve@mitre.org
References
- http://www.openwall.com/lists/oss-security/2022/12/23/10Mailing List, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2Mailing List, Patch, Vendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=aa7253c2393f6dcd6a1468b0792f6da76edad917Mailing List, Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/aa7253c2393f6dcd6a1468b0792f6da76edad917Patch, Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-1687/Third Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2022/12/23/10Mailing List, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2Mailing List, Patch, Vendor Advisory
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=aa7253c2393f6dcd6a1468b0792f6da76edad917Mailing List, Patch, Vendor Advisory
- https://github.com/torvalds/linux/commit/aa7253c2393f6dcd6a1468b0792f6da76edad917Patch, Third Party Advisory
- https://www.zerodayinitiative.com/advisories/ZDI-22-1687/Third Party Advisory, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.