Use of Out-of-range Pointer Offset Affecting rhceph/grafana-rhel9 package, versions *


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.37% (28th percentile)

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  • Snyk IDSNYK-RHEL8-RHCEPHGRAFANARHEL9-20418569
  • published4 Oct 2026
  • disclosed29 Sept 2026

Introduced: 29 Sep 2026

NewCVE-2026-63209  (opens in a new tab)
CWE-823  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:8 rhceph/grafana-rhel9.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rhceph/grafana-rhel9 package and not the rhceph/grafana-rhel9 package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

compress provides various compression algorithms. Prior to version 1.18.7, a signed integer overflow vulnerability in s2.NewDict() allows an attacker to bypass repeat index validation by supplying a dictionary with a uvarint-encoded repeat value exceeding MaxInt64. When Dict.Encode() is subsequently called, the overflowed negative repeat value causes an out-of-bounds memory access via unsafe.Pointer arithmetic, crashing the process with SIGSEGV. This issue has been patched in version 1.18.7.

CVSS Base Scores

version 3.1