CVE-2022-47929: traffic control noqueue no problem? | allinfosecnews.com

Jan. 31, 2023, 2 p.m. | Frederick Lawler

The Cloudflare Blog blog.cloudflare.com

In the Linux kernel before 6.1.6, a NULL pointer dereference bug in the traffic control subsystem allows an unprivileged user to trigger a denial of service (system crash) via a crafted traffic control configuration that is set up with "tc qdisc" and "tc class" commands.

bug class configuration control crash cve denial of service kernel linux linux kernel problem security service subsystem system traffic trigger vulnerabilities

More from blog.cloudflare.com / The Cloudflare Blog

Lessons from building an automated SDK pipeline 1 day, 15 hours ago | blog.cloudflare.com

automated building developer developer week +7

Meta Llama 3 available on Cloudflare Workers AI 6 days, 7 hours ago | blog.cloudflare.com

applications build cloudflare cloudflare workers +10

Cloudflare named in 2024 Gartner® Magic Quadrant™ for Security Service Edge 6 days, 13 hours ago | blog.cloudflare.com

cloudflare cloudflare one edge gartner +8

How Cloudflare Cloud Email Security protects against the evolving threat of QR phishing 1 week ago | blog.cloudflare.com

attackers cloud cloud email security cloudflare +13

DDoS threat report for 2024 Q1 1 week, 1 day ago | blog.cloudflare.com

attacks autonomous cloudflare cloudflare radar +11

Why I joined Cloudflare as Chief Partner Officer 1 week, 2 days ago | blog.cloudflare.com

blog blog post career channel +12

An Internet traffic analysis during Iran's April 13, 2024, attack on Israel 1 week, 3 days ago | blog.cloudflare.com

analysis april attack attacks +16

Improving authoritative DNS with the official release of Foundation DNS 1 week, 5 days ago | blog.cloudflare.com

analytics dns enterprise flexibility +8

How we ensure Cloudflare customers aren't affected by Let's Encrypt's certificate chain change 1 week, 5 days ago | blog.cloudflare.com

android application services certificate certificate authority +17

SOC 2 Manager, Audit and Certification

@ Deloitte | US and CA Multiple Locations

View on infosec-jobs.com

Security Audit and Compliance Technical Analyst

@ Accenture Federal Services | Washington, DC

View on infosec-jobs.com

ICS Cyber Threat Intelligence Analyst

@ STEMBoard | Arlington, Virginia, United States

View on infosec-jobs.com

Cyber Operations Analyst

@ Peraton | Arlington, VA, United States

View on infosec-jobs.com

Cybersecurity – Information System Security Officer (ISSO)

@ Boeing | USA - Annapolis Junction, MD

View on infosec-jobs.com

Network Security Engineer I - Weekday Afternoons

@ Deepwatch | Remote

View on infosec-jobs.com