Out-of-bounds Read Affecting capnp package, versions <0.13.7 >=0.14.0 <0.14.11 >=0.15.0 <0.15.2
Snyk CVSS
Attack Complexity
High
Scope
Changed
Threat Intelligence
EPSS
0.13% (48th
percentile)
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Test your applications- Snyk ID SNYK-RUST-CAPNP-3152685
- published 1 Dec 2022
- disclosed 1 Dec 2022
- credit David Renshaw
Introduced: 1 Dec 2022
CVE-2022-46149 Open this link in a new tabHow to fix?
Upgrade capnp
to version 0.13.7, 0.14.11, 0.15.2 or higher.
Overview
capnp is a runtime library for Cap'n Proto data encoding
Affected versions of this package are vulnerable to Out-of-bounds Read. due to a logic error when handling a list-of-list. This allows attackers to remotely segfault a peer by sending it a malicious message, if the victim performs certain actions on a list-of-pointer type. The attacker may also retrieve 512 KiB of memory contents immediately following a message buffer if they know the address of a valid pointer.