Skip to main content
Press slash or control plus K to focus the search. Use the arrow keys to navigate results and press enter to open a threat.
Reconnecting to live updates…

Red Hat Security Advisory: python-idna security update

0
Medium
Published: Wed Oct 23 2024 (10/23/2024, 11:27:19 UTC)
Source: GCVE Database
Vendor/Project: Red Hat Product Security
Product: Red Hat

Description

A security vulnerability (CVE-2024-3651) affecting the python-idna package in Red Hat Enterprise Linux 7 Extended Lifecycle Support has been identified. The issue involves a potential denial of service (DoS) caused by resource consumption when processing specially crafted inputs to the idna. encode() function. Red Hat has issued a security advisory (RHSA-2024:8365) rating this vulnerability as moderate in severity and has released updated packages to address the issue. The vulnerability is related to CWE-400 (uncontrolled resource consumption). No known exploits in the wild have been reported. Users of affected Red Hat Enterprise Linux 7 Extended Lifecycle Support versions are advised to apply the provided updates to mitigate the risk.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 06/02/2026, 22:25:46 UTC

Technical Analysis

The vulnerability CVE-2024-3651 in the python-idna package allows potential denial of service through resource exhaustion triggered by specially crafted inputs to the idna.encode() function. This issue affects Red Hat Enterprise Linux 7 Extended Lifecycle Support versions. The problem is categorized under CWE-400, indicating uncontrolled resource consumption. Red Hat has released updated python-idna packages as part of advisory RHSA-2024:8365 to fix this vulnerability. No CVSS score is provided, but the vendor rates the impact as moderate. No evidence of active exploitation has been reported.

Potential Impact

The vulnerability can cause a denial of service condition by exhausting system resources when processing maliciously crafted inputs to the idna.encode() function. This could lead to service disruption on affected systems running vulnerable versions of python-idna. There are no reports of exploitation in the wild at this time. The impact is limited to resource consumption and does not indicate code execution or data compromise.

Mitigation Recommendations

Red Hat has released updated python-idna packages for Red Hat Enterprise Linux 7 Extended Lifecycle Support to address this vulnerability. Users should apply these official updates as described in Red Hat advisory RHSA-2024:8365 and the linked article https://access.redhat.com/articles/11258. Applying these patches will remediate the issue. No additional mitigation steps are indicated by the vendor.

Pro Console: star threats, build custom feeds, automate alerts via Slack, email & webhooks.Upgrade to Pro

Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_security_advisory
Csaf Version
2.0
Publisher
Red Hat Product Security
Advisory Id
RHSA-2024:8365
Cve Count
1
Additional Cves
[]
Cvss Version
null

Threat ID: 6a1f4e9fe29bf47b50087226

Added to database: 6/2/2026, 9:43:59 PM

Last enriched: 6/2/2026, 10:25:46 PM

Last updated: 6/3/2026, 4:59:44 AM

Views: 2

Community Reviews

0 reviews

Crowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.

Sort by
Loading community insights…

Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.

Actions

PRO

Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.

Please log in to the Console to use AI analysis features.

Need more coverage?

Upgrade to Pro Console for AI refresh and higher limits.

For incident response and remediation, OffSeq services can help resolve threats faster.

Latest Threats

Breach by OffSeqOFFSEQFRIENDS — 25% OFF

Check if your credentials are on the dark web

Instant breach scanning across billions of leaked records. Free tier available.

Scan now
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses