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Vulnerability Details : CVE-2021-28950

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.
Publish Date : 2021-03-20 Last Update Date : 2022-05-13
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- CVSS Scores & Vulnerability Types

CVSS Score
2.1
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 834

- Related OVAL Definitions

Title Definition Id Class Family
RHSA-2021:4140: kernel-rt security and bug fix update (Moderate) oval:com.redhat.rhsa:def:20214140 unix
RHSA-2021:4356: kernel security, bug fix, and enhancement update (Moderate) oval:com.redhat.rhsa:def:20214356 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2021-28950

# Product Type Vendor Product Version Update Edition Language
1 OS Debian Debian Linux 9.0 * * * Version Details Vulnerabilities
2 OS Fedoraproject Fedora 33 * * * Version Details Vulnerabilities
3 OS Fedoraproject Fedora 34 * * * Version Details Vulnerabilities
4 OS Linux Linux Kernel * * * * Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Debian Debian Linux 1
Fedoraproject Fedora 2
Linux Linux Kernel 1

- References For CVE-2021-28950

https://www.debian.org/security/2022/dsa-5096
DEBIAN DSA-5096
https://lists.debian.org/debian-lts-announce/2022/03/msg00012.html
MLIST [debian-lts-announce] 20220309 [SECURITY] [DLA 2941-1] linux-4.19 security update
https://lists.debian.org/debian-lts-announce/2021/06/msg00020.html
MLIST [debian-lts-announce] 20210623 [SECURITY] [DLA 2689-1] linux security update
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=775c5033a0d164622d9d10dd0f0a5531639ed3ed
https://lists.fedoraproject.org/archives/list/[email protected]/message/FB6LUXPEIRLZH32YXWZVEZAD4ZL6SDK2/
FEDORA FEDORA-2021-e49da8a226
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.11.8
https://lists.fedoraproject.org/archives/list/[email protected]/message/QRTPQE73ANG7D6M4L4PK5ZQDPO4Y2FVD/
FEDORA FEDORA-2021-f0181b8085

- Metasploit Modules Related To CVE-2021-28950

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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