When ldns version 1.7.1 verifies a zone file, the ldns_rr_new_frm_str_internal function has a heap out of bounds read vulnerability. An attacker can leak information on the heap by constructing a zone file payload.
CVSS Details
- CVSS 3.1 Base Score: 6.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alpine Linux | alpine-linux-upgrade-ldns | Mar 21, 2024 | Jan 21, 2022 | |
| Amazon Linux Ami 2 | amazon-linux-ami-2-upgrade-ldnsamazon-linux-ami-2-upgrade-ldns-debuginfoamazon-linux-ami-2-upgrade-ldns-develamazon-linux-ami-2-upgrade-ldns-docamazon-linux-ami-2-upgrade-ldns-python | May 3, 2023 | Jan 21, 2022 | |
| Debian | debian-upgrade-ldns | Feb 7, 2022 | Jan 21, 2022 | |
| Huawei Euleros 2_0_sp3 | huawei-euleros-2_0_sp3-upgrade-ldns | May 25, 2022 | Jan 21, 2022 | |
| Huawei Euleros 2_0_sp5 | huawei-euleros-2_0_sp5-upgrade-ldns | Apr 26, 2022 | Jan 21, 2022 | |
| Redhat_linux | no-fix-redhat-rpm-package | Jul 9, 2025 | Jan 21, 2022 | |
| Suse | — | suse-upgrade-ldnssuse-upgrade-ldns-develsuse-upgrade-libldns2suse-upgrade-perl-dns-ldnssuse-upgrade-python3-ldns | Mar 3, 2022 | Jan 21, 2022 |
| Ubuntu | ubuntu-pro-upgrade-libldns1ubuntu-pro-upgrade-libldns2ubuntu-pro-upgrade-libldns3ubuntu-upgrade-libldns2 | Feb 1, 2022 | Jan 21, 2022 |
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