Alpaquita LinuxStreamSecurity Advisory
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CVE-2022-28738

Published: August 31, 2023Last modified: August 31, 2023

Description

A double free was found in the Regexp compiler in Ruby 3.x before 3.0.4 and 3.1.x before 3.1.2. If a victim attempts to create a Regexp from untrusted user input, an attacker may be able to write to unexpected memory locations.

Severity score breakdown

ParameterValue
Base score9.8
Attack VectorNETWORK
Attack complexityLOW
Privileges requiredNONE
User interactionNONE
ScopeUNCHANGED
ConfidentialityHIGH
Integrity impactHIGH
Availability impactHIGH
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Status

ProductReleasePackageStatus
Alpaquita Linux23 LTSrubyNot affected (3.1.4-r0)
StreamrubyNot affected (3.2.2-r0)

References

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