Vulnerability · Published Jan 16, 2024 · Assigned by TianoCore
CVE-2023-45232Infinite loop in EDK II Network Package
High 7.5
In plain English
A high-severity infinite loop in edk2 from TianoCore. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 82% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)2.1%top 18.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
EDK2's Network Package is susceptible to an infinite loop vulnerability when parsing unknown options in the Destination Options header of IPv6. This vulnerability can be exploited by an attacker to gain unauthorized access and potentially lead to a loss of Availability.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux:8 | edk2-aarch64 | 20220126gitbb1bba3d77-13.el8_10 | ALSA-2024:3017 |
| AlmaLinux:9 | edk2-aarch64 | 20231122-6.el9 | ALSA-2024:2264 |
| AlmaLinux:8 | edk2-ovmf | 20220126gitbb1bba3d77-13.el8_10 | ALSA-2024:3017 |
| AlmaLinux:9 | edk2-ovmf | 20231122-6.el9 | ALSA-2024:2264 |
| AlmaLinux:9 | edk2-tools | 20231122-6.el9 | ALSA-2024:2264 |
| AlmaLinux:9 | edk2-tools-doc | 20231122-6.el9 | ALSA-2024:2264 |
| Debian:12 | edk2 | 2022.11-6+deb12u1 | DEBIAN-CVE-2023-45232 |
| Debian:13 | edk2 | 2023.11-6 | DEBIAN-CVE-2023-45232 |
| Debian:14 | edk2 | 2023.11-6 | DEBIAN-CVE-2023-45232 |
| Rocky Linux:8 | edk2 | 0:20220126gitbb1bba3d77-13.el8_10 | RLSA-2024:3017 |
| Rocky Linux:9 | edk2 | 0:20231122-6.el9 | RLSA-2024:2264 |
| Ubuntu:22.04:LTS | edk2 | 2022.02-3ubuntu0.22.04.2 | USN-6638-1 |
| Ubuntu:22.04:LTS | edk2 | 2022.02-3ubuntu0.22.04.2 | UBUNTU-CVE-2023-45232 |
Affected products (as reported)
Weakness: CWE-835 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
References
- https://github.com/tianocore/edk2/security/advisories/GHSA-hc6x-cw6p-gj7h vendor-advisory
- http://www.openwall.com/lists/oss-security/2024/01/16/2
- http://packetstormsecurity.com/files/176574/PixieFail-Proof-Of-Concepts.html
- https://security.netapp.com/advisory/ntap-20240307-0011/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/SJ42V7O7F4OU6R7QSQQECLB6LDHKZIMQ/
- https://lists.debian.org/debian-lts-announce/2025/06/msg00007.html
- https://www.kb.cert.org/vuls/id/132380