Home/CVE/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 Linu
CVE

CVE-2022-0516

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 Linu

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. This flaw affects Linux kernel versions prior to 5.17-rc4.

HIGH · CVSS 7.8 EPSS 0.001
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

20
linux kernel< 5.17
linux kernelall versions
fedoraproject fedoraall versions
debian linuxall versions
redhat virtualization hostall versions
redhat enterprise linux for ibm z systemsall versions
redhat enterprise linux for ibm z systems eusall versions
redhat enterprise linux server ausall versions
▣

Scoring & Timeline

7.8
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Mar 2022 · 05:44 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

17
rhsaRHSA-2022:0777Moderate
suse-csafSUSE-SU-2022:1257-1
usnUSN-5368-1
usnUSN-5362-1
suse-csafSUSE-SU-2022:1038-1
🔗

References & Sources

4
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://bugzilla.redhat.com/show_bug.cgi?id=2050237Issue TrackingPatchThird Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=09a93c1df3eafa43bcdfd7bf837c574911f12f55Mailing ListPatchThird Party Advisory
https://security.netapp.com/advisory/ntap-20220331-0009/Third Party Advisory
https://www.debian.org/security/2022/dsa-5092Third Party Advisory
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