CVE-2026-115327
MEDIUM
6,0
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: low
User Interaction: none
Confidentiality: N/A
Integrity: N/A
Availability: N/A
MEDIUM
5,3
Source: [email protected]
Attack Vector: network
Attack Complexity: high
Privileges Required: low
User Interaction: none
Scope: unchanged
Confidentiality: none
Integrity: none
Availability: high
Description
AI Translation Available
libyang through 6.4.13 contains an uninitialized pointer free vulnerability in lydxml_env_netconf_rpc() in src/parser_xml.c when parsing NETCONF rpc action envelopes. Peers with a NETCONF session can send an action element containing non-whitespace text via lyd_parse_op() to crash servers like netopeer2 or corrupt the heap.
824
Access of Uninitialized Pointer
IncompleteCommon Consequences
Security Scopes Affected:
Confidentiality
Availability
Integrity
Potential Impacts:
Read Memory
Dos: Crash, Exit, Or Restart
Execute Unauthorized Code Or Commands
Applicable Platforms
Languages:
Memory-Unsafe, C, C++
https://github.com/CESNET/libyang
https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1196-L1224
https://github.com/CESNET/libyang/blob/v6.4.13/src/parser_xml.c#L1330-L1342
https://github.com/CESNET/libyang/commit/927fce908774289a7d9c07fff5704c33965c97…
https://github.com/CESNET/libyang/issues/2595
https://hackmd.io/@haindpwn/libyang-netconf-rpc-envelope-uninit-free
https://www.vulncheck.com/advisories/libyang-through-6.4.13-uninitialized-point…