Bug 2050237 (CVE-2022-0516) - CVE-2022-0516 kernel: missing check in ioctl allows kernel memory read/write
Summary: CVE-2022-0516 kernel: missing check in ioctl allows kernel memory read/write
Keywords:
Status: CLOSED ERRATA
Alias: CVE-2022-0516
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2050803 2050804 2050805 2050806 2050807 2050808 2050809 2050810 2050811 2050812 2050813 2050814 2050817 2050818 2050819 2050820 2053178
Blocks: 2049741 2051689
TreeView+ depends on / blocked
 
Reported: 2022-02-03 14:14 UTC by Marian Rehak
Modified: 2022-05-17 09:03 UTC (History)
57 users (show)

Fixed In Version: kernel 5.17-rc4
Doc Type: If docs needed, set a value
Doc Text:
A vulnerability was found in kvm_s390_guest_sida_op in the arch/s390/kvm/kvm-s390.c function in KVM for s390 in the Linux kernel. This flaw allows a local attacker with a normal user privilege to obtain unauthorized memory write access.
Clone Of:
Environment:
Last Closed: 2022-03-10 22:01:11 UTC


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Red Hat Product Errata RHSA-2022:0777 0 None None None 2022-03-08 17:51:08 UTC
Red Hat Product Errata RHSA-2022:0825 0 None None None 2022-03-10 16:16:00 UTC

Description Marian Rehak 2022-02-03 14:14:54 UTC
A vulnerability was found in kvm_s390_guest_sida_op in arch/s390/kvm/kvm-s390.c in KVM for s390 in the Linux kernel. In this flaw, a local attacker with a normal user privilege may impact in unauthorized memory write access.

Comment 13 Rohit Keshri 2022-02-10 16:21:21 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2053178]

Comment 19 errata-xmlrpc 2022-03-08 17:51:04 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8.4 Extended Update Support

Via RHSA-2022:0777 https://access.redhat.com/errata/RHSA-2022:0777

Comment 20 errata-xmlrpc 2022-03-10 16:15:56 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:0825 https://access.redhat.com/errata/RHSA-2022:0825

Comment 21 Product Security DevOps Team 2022-03-10 22:01:07 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-0516


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