Bug 2324888 (CVE-2024-50247)

Summary:	CVE-2024-50247 kernel: fs/ntfs3: Check if more than chunk-size bytes are written
Product:	[Other] Security Response	Reporter:	OSIDB Bzimport <bzimport>
Component:	vulnerability	Assignee:	Product Security DevOps Team <prodsec-dev>
Status:	NEW ---	QA Contact:
Severity:	medium	Docs Contact:
Priority:	medium
Version:	unspecified	CC:	dfreiber, drow, jburrell, vkumar
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
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Bug Depends On:	2325111
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Description OSIDB Bzimport 2024-11-09 11:03:25 UTC

In the Linux kernel, the following vulnerability has been resolved:

fs/ntfs3: Check if more than chunk-size bytes are written

A incorrectly formatted chunk may decompress into
more than LZNT_CHUNK_SIZE bytes and a index out of bounds
will occur in s_max_off.

Comment 1 Avinash Hanwate 2024-11-11 06:18:58 UTC

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024110935-CVE-2024-50247-79d8@gregkh/T