CVE-2024-28835: Gnutls: potential crash during chain building/verification
First published: Mon Mar 11 2024(Updated: )
A flaw has been discovered in GnuTLS where an application crash can be induced when attempting to verify a specially crafted .pem bundle using the "certtool --verify-chain" command.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| ubuntu/gnutls28 | <3.7.3-4ubuntu1.5 | 3.7.3-4ubuntu1.5 |
| ubuntu/gnutls28 | <3.8.1-4ubuntu1.3 | 3.8.1-4ubuntu1.3 |
| ubuntu/gnutls28 | <3.8.3-1.1ubuntu3.1 | 3.8.3-1.1ubuntu3.1 |
| debian/gnutls28 | <=3.7.1-5+deb11u4<=3.7.1-5+deb11u3<=3.7.9-2+deb12u2 | 3.6.7-4+deb10u8 3.6.7-4+deb10u12 3.8.5-4 |
| IBM QRadar Network Packet Capture | <=7.5.0 - 7.5.0 Update Package 7 | |
| redhat/gnutls | <3.8.4 | 3.8.4 |
| F5 Traffix Systems Signaling Delivery Controller | =5.2.0=5.1.0 |
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Reference Links
- https://lists.gnupg.org/pipermail/gnutls-help/2024-March/004845.html
- https://www.gnutls.org/security-new.html#GNUTLS-SA-2024-01-23
- https://access.redhat.com/security/cve/CVE-2024-28835
- https://www.cve.org/CVERecord?id=CVE-2024-28835
- https://ubuntu.com/security/notices/USN-6733-1
- https://ubuntu.com/security/notices/USN-6733-2
- https://nvd.nist.gov/vuln/detail/CVE-2024-28835
- https://launchpad.net/bugs/cve/CVE-2024-28835
- https://security-tracker.debian.org/tracker/CVE-2024-28835
- https://gitlab.com/gnutls/gnutls/-/commit/4a4cefef6c194f8fbbffd7fb19651219421b085b
- https://gitlab.com/gnutls/gnutls/-/commit/e369e67a62f44561d417cb233acc566cc696d82d
- https://ubuntu.com/security/CVE-2024-28835
- http://www.openwall.com/lists/oss-security/2024/03/22/1
- http://www.openwall.com/lists/oss-security/2024/03/22/2
- https://access.redhat.com/errata/RHSA-2024:1879
- https://access.redhat.com/errata/RHSA-2024:2570
- https://access.redhat.com/errata/RHSA-2024:2889
- https://bugzilla.redhat.com/show_bug.cgi?id=2269084
- https://gitlab.com/gnutls/gnutls/-/issues/1525
- https://gitlab.com/gnutls/gnutls/-/issues/1527
- https://formulae.brew.sh/formula/gnutls#default
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=2270594
- https://gitlab.com/gnutls/gnutls/-/commit/d268f19510a95f92d11d8f8dc7d94fcae4d765cc
- https://exchange.xforce.ibmcloud.com/vulnerabilities/286143
- https://www.ibm.com/support/pages/node/7160961 (Advisory)
- https://my.f5.com/manage/s/article/K000141041
- https://security.netapp.com/advisory/ntap-20241122-0009/
Frequently Asked Questions
What is the severity of CVE-2024-28835?
CVE-2024-28835 has been identified as a high-severity vulnerability that can lead to application crashes.
How do I fix CVE-2024-28835?
To fix CVE-2024-28835, you should upgrade to a patched version of GnuTLS such as 3.7.3-4ubuntu1.5 for Ubuntu or equivalent versions for other distributions.
Which software is affected by CVE-2024-28835?
CVE-2024-28835 affects GnuTLS versions prior to the specified patched releases, as well as IBM QRadar and F5 Traffix SDC in certain versions.
What commands trigger the vulnerability in CVE-2024-28835?
The vulnerability in CVE-2024-28835 can be triggered by using the 'certtool --verify-chain' command with a specially crafted .pem bundle.
Is there a workaround for CVE-2024-28835?
Currently, the best course of action for CVE-2024-28835 is to apply the provided software updates, as no specific workaround has been identified.
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