vulnerability
SUSE: CVE-2020-19861: SUSE Linux Security Advisory
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 5 | (AV:N/AC:L/Au:N/C:P/I:N/A:N) | 2022-01-21 | 2022-03-03 | 2022-03-04 |
Severity
5
CVSS
(AV:N/AC:L/Au:N/C:P/I:N/A:N)
Published
2022-01-21
Added
2022-03-03
Modified
2022-03-04
Description
When a zone file in ldns 1.7.1 is parsed, the function ldns_nsec3_salt_data is too trusted for the length value obtained from the zone file. When the memcpy is copied, the 0xfe - ldns_rdf_size(salt_rdf) byte data can be copied, causing heap overflow information leakage.
Solution(s)
suse-upgrade-ldnssuse-upgrade-ldns-develsuse-upgrade-libldns2suse-upgrade-perl-dns-ldnssuse-upgrade-python3-ldns
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