CVE-2022-49704
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved:
9p: fix fid refcount leak in v9fs_vfs_get_link
we check for protocol version later than required, after a fid has been obtained. Just move the version check earlier.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 6636b6dcc3db2258cd0585b8078c1c225c4b6dde < f0126bcaee81dabc1926012126aa74caa03a4c6e | affected |
| Linux | Linux | 6636b6dcc3db2258cd0585b8078c1c225c4b6dde < e7b6d622bd812013eb39c8f4cd65b7ee8ede1e02 | affected |
| Linux | Linux | 6636b6dcc3db2258cd0585b8078c1c225c4b6dde < e5690f263208c5abce7451370b7786eb25b405eb | affected |
| Linux | Linux | 5.11 | affected |
| Linux | Linux | 0 < 5.11 | unaffected |
| Linux | Linux | 5.15.51 <= 5.15.* | unaffected |
| Linux | Linux | 5.18.8 <= 5.18.* | unaffected |
| Linux | Linux | 5.19 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
- https://git.kernel.org/stable/c/f0126bcaee81dabc1926012126aa74caa03a4c6e
- https://git.kernel.org/stable/c/e7b6d622bd812013eb39c8f4cd65b7ee8ede1e02
- https://git.kernel.org/stable/c/e5690f263208c5abce7451370b7786eb25b405eb
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