CVE-2024-8508: Unbounded name compression could lead to Denial of Service
First published: Thu Oct 03 2024(Updated: )
Last updated 23 October 2024
Credit: sep@nlnetlabs.nl sep@nlnetlabs.nl
| Affected Software | Affected Version | How to fix |
|---|---|---|
| debian/unbound | <=1.13.1-1+deb11u2<=1.13.1-1+deb11u3<=1.17.1-2+deb12u2 | 1.22.0-1 |
| Unbound | <1.21.1 | |
| Debian | =11.0 |
Remedy
This issue is fixed in 1.21.1 and all later versions.
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Reference Links
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-8508
- https://nvd.nist.gov/vuln/detail/CVE-2024-8508
- https://launchpad.net/bugs/cve/CVE-2024-8508
- https://security-tracker.debian.org/tracker/CVE-2024-8508
- https://ubuntu.com/security/CVE-2024-8508
- https://www.nlnetlabs.nl/downloads/unbound/CVE-2024-8508.txt
- https://nlnetlabs.nl/downloads/unbound/CVE-2024-8508.txt
- https://nlnetlabs.nl/downloads/unbound/patch_CVE-2024-8508.diff
- https://github.com/NLnetLabs/unbound/commit/b7c61d7cc256d6a174e6179622c7fa968272c259
- http://www.openwall.com/lists/oss-security/2024/10/04/5
- https://lists.debian.org/debian-lts-announce/2024/11/msg00009.html
- https://access.redhat.com/errata/RHSA-2024:11232
- https://access.redhat.com/errata/RHSA-2024:11170
- https://access.redhat.com/errata/RHSA-2025:0140
- https://access.redhat.com/errata/RHSA-2025:0837
- https://access.redhat.com/errata/RHSA-2025:1120
- https://bugzilla.redhat.com/show_bug.cgi?id=2316321
Frequently Asked Questions
What is the severity of CVE-2024-8508?
CVE-2024-8508 is considered a moderate severity vulnerability due to its potential impact on system performance.
How do I fix CVE-2024-8508?
To mitigate CVE-2024-8508, upgrade Unbound to version 1.22.0-1 or later.
What software is affected by CVE-2024-8508?
CVE-2024-8508 affects NLnet Labs Unbound versions up to and including 1.21.0.
What type of vulnerability is CVE-2024-8508?
CVE-2024-8508 is a denial of service vulnerability that arises from handling large RRsets.
Who is responsible for the CVE-2024-8508 vulnerability?
The CVE-2024-8508 vulnerability was discovered in the NLnet Labs Unbound software.
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