evdns: name_parse(): fix remote stack overread #1740
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Gitroro73
approved these changes
Apr 20, 2025
Aung17481153
approved these changes
Apr 25, 2025
Duck1992
approved these changes
May 4, 2025
Duck1992
approved these changes
May 4, 2025
Duck1992
approved these changes
May 4, 2025
Duck1992
approved these changes
May 4, 2025
|
|
Duck1992
approved these changes
Jun 1, 2025
Aung17481153
approved these changes
Jul 19, 2025
Aung17481153
approved these changes
Jul 23, 2025
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
Description
This PR added a bounds check before memcpy operation in name_parse() function to prevent potential out-of-bounds reads. This potential vulnerability was cloned from libevent and was fixed in libevent/libevent@96f64a0.
Reference:
libevent/libevent@96f64a0
CVE-2016-10195