Bug 2315193 (CVE-2024-46841)

Summary: CVE-2024-46841 kernel: btrfs: don't BUG_ON on ENOMEM from btrfs_lookup_extent_info() in walk_down_proc()
Product: [Other] Security Response Reporter: OSIDB Bzimport <bzimport>
Component: vulnerabilityAssignee: Product Security DevOps Team <prodsec-dev>
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Version: unspecifiedCC: dfreiber, drow, jburrell, vkumar
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Hardware: All   
OS: Linux   
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Bug Depends On: 2315265    
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Description OSIDB Bzimport 2024-09-27 13:22:27 UTC 
In the Linux kernel, the following vulnerability has been resolved:

btrfs: don't BUG_ON on ENOMEM from btrfs_lookup_extent_info() in walk_down_proc()

We handle errors here properly, ENOMEM isn't fatal, return the error.
Comment 1 Robb Gatica 2024-09-27 14:56:44 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024092754-CVE-2024-46841-7572@gregkh/T