CVE-2026-33845
Discovered by AISLEPUBLISHEDCWE-191
Description
A flaw in GnuTLS DTLS handshake parsing allows malformed fragments with zero length and non-zero offset, leading to an integer underflow during reassembly and resulting in an out-of-bounds read. This issue is remotely exploitable and may cause information disclosure or denial of service.
CVSS Base Scores
CVSS v3.1(Primary)
7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Version | Status |
|---|---|---|---|
| Red Hat | Red Hat Hardened Images | 0 | affected |
| Red Hat | Red Hat Hardened Images | 3.8.13-1.hum1 | unaffected |
| Red Hat | Red Hat Enterprise Linux 10 | 0 | affected |
| Red Hat | Red Hat Enterprise Linux 10 | 3.8.13-1.hum1 | unaffected |
| Red Hat | Red Hat Enterprise Linux 6 | 0 | affected |
| Red Hat | Red Hat Enterprise Linux 6 | 3.8.13-1.hum1 | unaffected |
| Red Hat | Red Hat Enterprise Linux 7 | 0 | affected |
| Red Hat | Red Hat Enterprise Linux 7 | 3.8.13-1.hum1 | unaffected |
| Red Hat | Red Hat Enterprise Linux 8 | 0 | affected |
| Red Hat | Red Hat Enterprise Linux 8 | 3.8.13-1.hum1 | unaffected |
| Red Hat | Red Hat Enterprise Linux 9 | 0 | affected |
| Red Hat | Red Hat Enterprise Linux 9 | 3.8.13-1.hum1 | unaffected |
| Red Hat | Red Hat OpenShift Container Platform 4 | 0 | affected |
| Red Hat | Red Hat OpenShift Container Platform 4 | 3.8.13-1.hum1 | unaffected |