CVE-2021-28950
MEDIUMLinux Kernel < 5.11.8 - Denial of Service via FUSE Bad Inode Retry Loop
Title source: llmDescription
An issue was discovered in fs/fuse/fuse_i.h in the Linux kernel before 5.11.8. A "stall on CPU" can occur because a retry loop continually finds the same bad inode, aka CID-775c5033a0d1.
References (7)
Core 7
Core References
Patch, Vendor Advisory x_refsource_misc
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=775c5033a0d164622d9d10dd0f0a5531639ed3ed
Patch, Vendor Advisory x_refsource_misc
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.8
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/QRTPQE73ANG7D6M4L4PK5ZQDPO4Y2FVD/
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FB6LUXPEIRLZH32YXWZVEZAD4ZL6SDK2/
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
Mailing List, Third Party Advisory mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
Third Party Advisory vendor-advisory
x_refsource_debian
https://www.debian.org/security/2022/dsa-5096
Scores
CVSS v3
5.5
EPSS
0.0036
EPSS Percentile
27.6%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-834
Status
published
Products (4)
debian/debian_linux
9.0
fedoraproject/fedora
33
fedoraproject/fedora
34
linux/linux_kernel
< 5.11.8
Published
Mar 20, 2021
Tracked Since
Feb 18, 2026