Xen p2m Mapping guest_physmap_remove_page memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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4.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Xen. It has been classified as critical. This affects the function guest_physmap_remove_page of the component p2m Mapping Handler. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2022-23033. No exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Xen (Virtualization Software) (unknown version). This issue affects the function guest_physmap_remove_page of the component p2m Mapping Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 01/25/2022. It is possible to read the advisory at xenbits.xenproject.org. The identification of this vulnerability is CVE-2022-23033 since 01/10/2022. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem.

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Productinfo

Type

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.6
VulDB Meta Temp Score: 4.4

VulDB Base Score: 4.6
VulDB Temp Score: 4.4
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: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/10/2022 🔍
01/25/2022 +15 days 🔍
01/25/2022 +0 days 🔍
01/28/2022 +3 days 🔍

Sourcesinfo

Advisory: xenbits.xenproject.org
Status: Confirmed

CVE: CVE-2022-23033 (🔍)
GCVE (CVE): GCVE-0-2022-23033
GCVE (VulDB): GCVE-100-191567

Entryinfo

Created: 01/25/2022 17:26
Updated: 01/28/2022 11:37
Changes: 01/25/2022 17:26 (38), 01/28/2022 11:29 (1), 01/28/2022 11:37 (1)
Complete: 🔍
Cache ID: 216::103

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