CVE-2023-3966: fedoraproject fedora Uncaught Exception
CVSS: 7.5v3.1HighAnalyzed
AliasesSUSE-SU-2024:0738-1SUSE-SU-2024:0738-2SUSE-SU-2024:0912-1SUSE-SU-2024:0922-1SUSE-SU-2024:0937-1UBUNTU-CVE-2023-3966DEBIAN-CVE-2023-3966openSUSE-SU-2024:13725-1
Published 22-02-2024Last modified 13-02-2025
Vulnerability summary
CVE-2023-3966 is a high (CVSS 7.5) Uncaught Exception vulnerability in fedoraproject fedora. EPSS estimates a 1.03% chance of exploitation in the next 30 days, higher than 63.3% of scored vulnerabilities.
CVSS score
7.5/10
010
High · v3.1 (CVE.org)EPSS score
1.03%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Advisory lineage
Upstream 0 · Downstream 9 · Related 5Timeline
- 22-02-2024PublishedVulnerability first disclosed.
- 13-02-2025Last modifiedVulnerability information updated.
Description
A flaw was found in Open vSwitch where multiple versions are vulnerable to crafted Geneve packets, which may result in a denial of service and invalid memory accesses. Triggering this issue requires that hardware offloading via the netlink path is enabled.
CVSS metrics
4 scores · 4 sources · 1 versionHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 4 agree
- OSV · UbuntuEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
1.03%
Chance of exploitation in the next 30 days
Percentile
63%
Versus all other CVEs
30-day change
0.00 pp
From 1.03% on 20-09-2026
20-09-202620-10-2026
EPSS score1.03%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Suse17 products
- openvswitch3&distro=SUSE Linux Enterprise Micro 5.5< 3.1.0-150500.3.16.1
- openvswitch3&distro=SUSE Linux Enterprise Module for Server Applications 15 SP5< 3.1.0-150500.3.16.1
- openvswitch&distro=SUSE Enterprise Storage 7.1< 2.14.2-150300.19.20.1
- openvswitch&distro=SUSE Linux Enterprise High Performance Computing 15 SP2-LTSS< 2.13.2-150200.9.34.1
- openvswitch&distro=SUSE Linux Enterprise High Performance Computing 15 SP3-LTSS< 2.14.2-150300.19.20.1
Opensuse3 products
- openvswitch3&distro=openSUSE Leap 15.5< 3.1.0-150500.3.16.1
- openvswitch&distro=openSUSE Leap 15.5< 2.14.2-150400.24.23.1
- openvswitch&distro=openSUSE Tumbleweed< 3.1.0-19.1
Debian1 product
- openvswitch< 3.1.0-2+deb12u1 | < 3.3.0-1
Fedoraproject1 product
- fedoraEOL39 | 40
Openvswitch1 product
- openvswitch< 3.1.0
Ubuntu1 product
- openvswitch< 2.13.8-0ubuntu1.4 | < 2.17.9-0ubuntu0.22.04.1
6 vendors · 24 products
References
18 links- lists.fedoraproject.org/archives/…Mailing List
- lists.fedoraproject.org/archives/…Mailing List
