A stack overflow in libyang <= v1.0.225 can cause a denial of service through function lyxml_parse_mem(). lyxml_parse_elem() function will be called recursively, which will consume stack space and lead to crash.
CVSS Details
- CVSS 3.1 Base Score: 7.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-libyang | Oct 1, 2024 | May 20, 2021 | |
| Debian | no-fix-debian-deb-package | May 15, 2025 | May 20, 2021 | |
| Gentoo Linux | gentoo-linux-upgrade-net-libs-libyang | Jul 26, 2021 | May 20, 2021 | |
| Redhat_linux | — | no-fix-redhat-rpm-package | Jul 9, 2025 | May 20, 2021 |
| Suse | — | suse-upgrade-libyang-cpp-develsuse-upgrade-libyang-cpp1suse-upgrade-libyang-develsuse-upgrade-libyang-docsuse-upgrade-libyang-extentionssuse-upgrade-libyang1suse-upgrade-python3-yangsuse-upgrade-yang-tools | Oct 26, 2022 | May 20, 2021 |
| Ubuntu | no-fix-ubuntu-package | Jun 26, 2025 | May 20, 2021 |
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