Bug 1221574 (CVE-2021-47116) - VUL-0: CVE-2021-47116: kernel: ext4: fix memory leak in ext4_mb_init_backend on error path.
Summary: VUL-0: CVE-2021-47116: kernel: ext4: fix memory leak in ext4_mb_init_backend ...
Status: RESOLVED INVALID
Alias: CVE-2021-47116
Product: SUSE Security Incidents
Classification: Novell Products
Component: Incidents (show other bugs)
Version: unspecified
Hardware: Other Other
: P5 - None : Normal
Target Milestone: ---
Assignee: Kernel Bugs
QA Contact: Security Team bot
URL: https://smash.suse.de/issue/397850/
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Reported: 2024-03-18 10:23 UTC by SMASH SMASH
Modified: 2024-03-18 10:31 UTC (History)
1 user (show)

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Found By: Security Response Team
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Marketing QA Status: ---
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Description SMASH SMASH 2024-03-18 10:23:09 UTC 
In the Linux kernel, the following vulnerability has been resolved:

ext4: fix memory leak in ext4_mb_init_backend on error path.

Fix a memory leak discovered by syzbot when a file system is corrupted
with an illegally large s_log_groups_per_flex.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-47116
https://www.cve.org/CVERecord?id=CVE-2021-47116
https://git.kernel.org/stable/c/04fb2baa0b147f51db065a1b13a11954abe592d0
https://git.kernel.org/stable/c/2050c6e5b161e5e25ce3c420fef58b24fa388a49
https://git.kernel.org/stable/c/a8867f4e3809050571c98de7a2d465aff5e4daf5
https://bugzilla.redhat.com/show_bug.cgi?id=2269861
Comment 1 Robert Frohl 2024-03-18 10:31:42 UTC 
does not affect our kernels, closing