Linux Kernel up to 5.17-rc3 KVM arch/s390/kvm/kvm-s390.c kvm_s390_guest_sida_op memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel up to 5.17-rc3. It has been declared as critical. The affected element is the function kvm_s390_guest_sida_op of the file arch/s390/kvm/kvm-s390.c of the component KVM. The manipulation results in memory corruption. This vulnerability was named CVE-2022-0516. The attack may be performed from remote. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Linux Kernel up to 5.17-rc3 (Operating System). Affected is the function kvm_s390_guest_sida_op of the file arch/s390/kvm/kvm-s390.c of the component KVM. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was presented 03/10/2022. The advisory is shared for download at bugzilla.redhat.com. This vulnerability is traded as CVE-2022-0516 since 02/07/2022. There are known technical details, but no exploit is available.

The vulnerability scanner Nessus provides a plugin with the ID 236670 (Alibaba Cloud Linux 3 : 0125: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2022:0125)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 5.17-rc4 eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.kernel.org. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the vulnerability database at Tenable (236670). Once again VulDB remains the best source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 236670
Nessus Name: Alibaba Cloud Linux 3 : 0125: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2022:0125)

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Kernel 5.17-rc4
Patch: git.kernel.org

Timelineinfo

02/07/2022 🔍
03/10/2022 +31 days 🔍
03/10/2022 +0 days 🔍
05/18/2025 +1165 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: bugzilla.redhat.com
Status: Confirmed

CVE: CVE-2022-0516 (🔍)
GCVE (CVE): GCVE-0-2022-0516
GCVE (VulDB): GCVE-100-194508

Entryinfo

Created: 03/10/2022 20:39
Updated: 05/18/2025 18:44
Changes: 03/10/2022 20:39 (43), 03/12/2022 13:11 (1), 05/18/2025 18:44 (16)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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