CVE-2022-47939
critical · 9.8An issue was discovered in ksmbd in the Linux kernel 5.15 through 5.19 before 5.19.2. fs/ksmbd/smb2pdu.c has a use-after-free and OOPS for SMB2_TREE_DISCONNECT.
9.8
CVSS
46.4%
EPSS (exploit prob.)
99th
EPSS percentile
2022-12-23
Published
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weaknesses
CWE-416
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| linux | linux_kernel | >= 5.15, < 5.15.61 |
| linux | linux_kernel | >= 5.16, < 5.18.18 |
| linux | linux_kernel | >= 5.19, < 5.19.2 |
Check a specific version with /api/v1/cve/match.
References
- http://www.openwall.com/lists/oss-security/2022/12/23/10
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf6531d98190fa2cf92a6d8bbc8af0a4740a223c
- https://github.com/torvalds/linux/commit/cf6531d98190fa2cf92a6d8bbc8af0a4740a223c
- https://www.secpod.com/blog/zero-day-server-message-block-smb-server-in-linux-kernel-5-15-has-a-critical-vulnerability-patch-ksmbd-immediately/
- https://www.zerodayinitiative.com/advisories/ZDI-22-1690/
- http://www.openwall.com/lists/oss-security/2022/12/23/10
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.19.2
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=cf6531d98190fa2cf92a6d8bbc8af0a4740a223c
- https://github.com/torvalds/linux/commit/cf6531d98190fa2cf92a6d8bbc8af0a4740a223c
- https://www.secpod.com/blog/zero-day-server-message-block-smb-server-in-linux-kernel-5-15-has-a-critical-vulnerability-patch-ksmbd-immediately/
- https://www.zerodayinitiative.com/advisories/ZDI-22-1690/
Query this programmatically:
curl https://evil-db.io/api/v1/cve/CVE-2022-47939