Bug 2348133 (CVE-2022-49704) - CVE-2022-49704 kernel: 9p: fix fid refcount leak in v9fs_vfs_get_link
Summary: CVE-2022-49704 kernel: 9p: fix fid refcount leak in v9fs_vfs_get_link
Keywords:
Status: NEW
Alias: CVE-2022-49704
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-02-26 03:18 UTC by OSIDB Bzimport
Modified: 2025-02-27 08:57 UTC (History)
4 users (show)

Fixed In Version:
Clone Of:
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Description OSIDB Bzimport 2025-02-26 03:18:45 UTC 
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.
Comment 1 Avinash Hanwate 2025-02-26 21:25:19 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025022629-CVE-2022-49704-b01e@gregkh/T
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