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 | — | Upgrade libyang | Oct 1, 2024 | May 20, 2021 |
| Debian | — | Upgrade libyangNo solution exists | May 15, 2025 | May 20, 2021 |
| Gentoo Linux | — | Upgrade net-libs/libyang. | Jul 26, 2021 | May 20, 2021 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | May 20, 2021 |
| Suse | — | Upgrade libyang-cpp-develUpgrade python3-yangUpgrade libyang1Upgrade libyang-docUpgrade yang-toolsUpgrade libyang-extentionsUpgrade libyang-develUpgrade libyang-cpp1 | Oct 26, 2022 | May 20, 2021 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | May 20, 2021 |
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