Bug 2334436 (CVE-2024-56630)

Summary: CVE-2024-56630 kernel: ocfs2: free inode when ocfs2_get_init_inode() fails
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Priority: medium    
Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Description OSIDB Bzimport 2024-12-27 15:01:54 UTC
In the Linux kernel, the following vulnerability has been resolved:

ocfs2: free inode when ocfs2_get_init_inode() fails

syzbot is reporting busy inodes after unmount, for commit 9c89fe0af826
("ocfs2: Handle error from dquot_initialize()") forgot to call iput() when
new_inode() succeeded and dquot_initialize() failed.

Comment 1 Avinash Hanwate 2024-12-28 08:58:27 UTC
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024122713-CVE-2024-56630-c856@gregkh/T