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Unscored CVE-2021-33586 EUVD-2021-20272GHSA-mjhp-8mjg-4p7m

InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (able to connect to the server) to access recently deallocated memory, aka the "…

Published May 27, 2021 · Updated Aug 3, 2024 · Assigned by mitre

Description

InspIRCd 3.8.0 through 3.9.x before 3.10.0 allows any user (able to connect to the server) to access recently deallocated memory, aka the "malformed PONG" issue.

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Debian 13 inspircd 3.8.1-2 —
Debian 12 inspircd 3.8.1-2 —
ReleasePackageFixed inAdvisory
Alpine v3.24 inspircd 3.10.0-r0 —
Alpine v3.23 inspircd 3.10.0-r0 —
Alpine v3.22 inspircd 3.10.0-r0 —
Alpine v3.21 inspircd 3.10.0-r0 —
Alpine v3.20 inspircd 3.10.0-r0 —

References