Home/CVE/An integer underflow in Organization Specific TLV was found in various versions of OpenvSwitch.
CVE

CVE-2022-4338

An integer underflow in Organization Specific TLV was found in various versions of OpenvSwitch.

An integer underflow in Organization Specific TLV was found in various versions of OpenvSwitch.

CRITICAL · CVSS 9.8 EPSS 0.00642
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-125Out-of-bounds Read
CWE-191Integer Underflow (Wrap or Wraparound)
▤

Affected Products & Versions

7
openvswitch< 2.13.10
openvswitch>= 2.14.0 and < 2.14.8
openvswitch>= 2.15.0 and < 2.15.7
openvswitch>= 2.16.0 and < 2.16.6
openvswitch>= 2.17.0 and < 2.17.5
openvswitch>= 3.0.0 and < 3.0.3
debian linuxall versions
▣

Scoring & Timeline

9.8
CRITICAL · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD10 Jan 2023 · 10:15 PM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

16
suse-csafopenSUSE-SU-2024:12860-1
suse-csafSUSE-SU-2023:2250-2
suse-csafSUSE-SU-2023:2360-1
suse-csafSUSE-SU-2023:2274-1
suse-csafSUSE-SU-2023:2275-1
🔗

References & Sources

5
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/openvswitch/ovs/pull/405PatchThird Party Advisory
https://mail.openvswitch.org/pipermail/ovs-dev/2022-December/400596.htmlMailing ListPatchVendor Advisory
https://security.gentoo.org/glsa/202311-16
https://www.debian.org/security/2023/dsa-5319Third Party Advisory
https://www.openwall.com/lists/oss-security/2022/12/21/4Mailing ListThird Party Advisory
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