Skip to content
Fencer Vulns
low 3.1

CVE-2022-3647 json

Redis Crash Report debug.c sigsegvHandler denial of service

published 2022-10-21 4 y ago modified 2026-09-10 59 d ago also BIT-keydb-2022-3647 , BIT-redis-2022-3647 , BIT-valkey-2022-3647 , EUVD-2022-43006

cvss
3.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.6%
EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits
0
none known

Summary

** DISPUTED ** A vulnerability, which was classified as problematic, was found in Redis up to 6.2.7/7.0.5. Affected is the function sigsegvHandler of the file debug.c of the component Crash Report. The manipulation leads to denial of service. The complexity of an attack is rather high. The exploitability is told to be difficult. The real existence of this vulnerability is still doubted at the moment. Upgrading to version 6.2.8 and 7.0.6 is able to address this issue. The patch is identified as 0bf90d944313919eb8e63d3588bf63a367f020a3. It is recommended to apply a patch to fix this issue. VDB-211962 is the identifier assigned to this vulnerability. NOTE: The vendor claims that this is not a DoS because it applies to the crash logging mechanism which is triggered after a crash has occurred.

Patch / fix

  • bitnami keydb 6.2.8, 7.0.6
  • bitnami redis 6.2.8, 7.0.6
  • bitnami valkey 6.2.8, 7.0.6
  • redis redis 6.2.8, 7.0.6
  • redis SLE Module for Server Applications 15 SP3, openSUSE Leap 15.3 6.0.14-150200.6.14.1
  • redis SLE Module for Server Applications 15 SP4, openSUSE Leap 15.4 6.2.6-150400.3.6.1

suse advisories SUSE-SU-2022:4169-1SUSE-SU-2022:4168-1

  • redis openSUSE Tumbleweed 7.0.5-3.1

opensuse advisories openSUSE-SU-2024:12468-1

  • redis Alpine 3.16 7.0.7-r0
  • redis Alpine 3.24, Alpine 3.23, Alpine 3.22 +5 more 7.0.6-r0

alpine advisories ALPINE-CVE-2022-3647

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • redis CBL-Mariner 2.0 6.2.7-2

azure linux advisories AZL-11325

Azure Linux vulnerability data, Copyright (c) Microsoft Corporation, from https://github.com/microsoft/AzureLinuxVulnerabilityData via OSV, under the MIT licence; changed: normalised to fixed package versions per release. MIT

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-3647 updated cvss 2.3

redis: crash in sigsegvHandler debug function

  • Red Hat 3scale API Management Platform 2 redis
    affected: no fix available
  • Red Hat Advanced Cluster Management for Kubernetes 2 rhacm2/search-api-rhel8, rhacm2/redisgraph-tls-rhel8
    affected: no fix available “Fix deferred”
  • Red Hat Ansible Tower 3 redis
    affected: no fix available
  • Red Hat Enterprise Linux 8 redis
    affected: no fix available, no fix planned “Will not fix”
  • Red Hat Enterprise Linux 9 redis
    affected: no fix available “Fix deferred”
  • Red Hat Fuse 7 io.hawt-hawtio-integration io.hawt-hawtio-integration
    affected: no fix planned “Will not fix”
  • Red Hat OpenStack Platform 13 (Queens) openstack-13
    affected: no fix planned “Out of support scope”
  • Red Hat Software Collections rh-redis5-redis, rh-redis6-redis
    affected: no fix planned “Will not fix”

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
18 mo ago

Exploit prediction

0.63% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • github.com https://github.com/redis/redis/commit/0bf90d944313919eb8e63d3588bf63a367f020a3 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 3.1 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA 3.0 3.1 CVSS:3.0/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CNA 2.0 1.8 AV:A/AC:H/Au:N/C:N/I:N/A:P
NVD 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
OSV 3.1 3.1 CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
OSV 3.1 3.3 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Affected packages

ecosystem package affected fixed in
bitnami keydb
<6.2.8
>=7.0.0, <7.0.6
6.2.8
7.0.6
bitnami redis
<6.2.8
>=7.0.0, <7.0.6
6.2.8
7.0.6
bitnami valkey
<6.2.8
>=7.0.0, <7.0.6
6.2.8
7.0.6

Affected products

  • n/a Redis

Classification

Weakness
  • CWE-404 Improper Resource Shutdown or Release
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.