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Medium · 5.6 CVE-2022-4639 EUVD-2022-51968GHSA-f594-pvw5-8f79

sslh Packet Dumping probe.c hexdump format string

Published Dec 21, 2022 · Updated Apr 14, 2025 · Assigned by VulDB

Description

A vulnerability, which was classified as critical, has been found in sslh. This issue affects the function hexdump of the file probe.c of the component Packet Dumping Handler. The manipulation of the argument msg_info leads to format string. The attack may be initiated remotely. The name of the patch is b19f8a6046b080e4c2e28354a58556bb26040c6f. It is recommended to apply a patch to fix this issue. The identifier VDB-216497 was assigned to this vulnerability.

Affected products

VendorProductAffectedFixed
— sslh — —

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
Ubuntu 26.10 sslh No fix yet —
Ubuntu 26.04 LTS sslh No fix yet —
Ubuntu 25.10 sslh No fix yet —
Ubuntu 22.04 LTS sslh No fix yet —
Show 4 more (older releases, extended support, other products)
ReleasePackageFixed inAdvisory
Ubuntu Pro 24.04 LTS sslh No fix yet —
Ubuntu Pro 20.04 LTS sslh No fix yet —
Ubuntu Pro 18.04 LTS sslh No fix yet —
Ubuntu Pro 16.04 LTS sslh No fix yet —

Advisories 1

References