CVE-2024-28835

Gnutls: potential crash during chain building/verification

MEDIUM

CVSS Score

Published: March 21, 2024 at 06:13 AM UTC

Updated: October 22, 2026 at 10:17 PM UTC

1 product affected across 1 vendorEnterprise Linux

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available

Start Free Sign In

Severity

MEDIUM5

Exploit prediction

EPSS 0.4%

SSVC

No known exploit

Description

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Enterprise Linux · Red Hatrpm

90%

All versions10

Vendor states this is fixed in 0:3.7.6-21.el9_2.3 (unaffected)

Vendor states this is fixed in 0:3.7.6-23.el9_3.4 (unaffected)

Vendor states this is fixed in 0:3.8.3-4.el9_4 (unaffected)

Vendor states this is fixed in 8 (unaffected)

Vendor states this is fixed in 6 (unknown)

Vendor states this is fixed in 7 (unknown)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (11)

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2024:1879

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2024:2570

Vendor Advisoryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/errata/RHSA-2024:2889

VDB Entryx_refsource_REDHAT

Source: [email protected]

https://access.redhat.com/security/cve/CVE-2024-28835

Issue Trackingx_refsource_REDHAT

Source: [email protected]

https://bugzilla.redhat.com/show_bug.cgi?id=2269084

Source: [email protected]

https://lists.gnupg.org/pipermail/gnutls-help/2024-March/004845.html

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openwall.com/lists/oss-security/2024/03/22/1

Source: af854a3a-2127-422b-91ae-364da2661108

http://www.openwall.com/lists/oss-security/2024/03/22/2

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5MEDIUMredhat

Attack Vector: LOCAL
Complexity: LOW
Privileges: LOW
User Interaction: REQUIRED
Scope: UNCHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-248

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create account Sign in

Free plan, no card