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GhostLock, a stack-UAF that has existed in ALL Linux distributions for 15 years
🚨 15-Year-Old Linux Vulnerability: GhostLock Exposed
GhostLock, a stack-use-after-free (UAF) vulnerability, has been discovered in all Linux distributions, persisting undetected for 15 years; this critical flaw allows attackers to execute arbitrary code, posing a severe risk to Linux systems worldwide.
2:05 am, July 11, 2026
guid
https://news.ycombinator.com/item?id=48864969
source_url
https://nebusec.ai/research/ionstack-part-2/
author_name
djfergus
id: 4692
uid: TzC7f
insdate: 2026-07-11 02:05:34
title: GhostLock, a stack-UAF that has existed in ALL Linux distributions for 15 years
additional:
GhostLock, a stack-use-after-free (UAF) vulnerability, has been discovered in all Linux distributions, persisting undetected for 15 years; this critical flaw allows attackers to execute arbitrary code, posing a severe risk to Linux systems worldwide.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=48864969
source_url: https://nebusec.ai/research/ionstack-part-2/
updated:
image:
author_name: djfergus
author_link:
uid: TzC7f
insdate: 2026-07-11 02:05:34
title: GhostLock, a stack-UAF that has existed in ALL Linux distributions for 15 years
additional:
🚨 15-Year-Old Linux Vulnerability: GhostLock Exposed
GhostLock, a stack-use-after-free (UAF) vulnerability, has been discovered in all Linux distributions, persisting undetected for 15 years; this critical flaw allows attackers to execute arbitrary code, posing a severe risk to Linux systems worldwide.
category: Hacker News
md5:
guid: https://news.ycombinator.com/item?id=48864969
source_url: https://nebusec.ai/research/ionstack-part-2/
updated:
image:
author_name: djfergus
author_link:
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- Ask HN: Share your productive usage of OpenClaw
- Ask HN: So what happened to Facebook "localhost" tracking?
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- Ask HN: Why hasn't there been a real competitor to Ticketmaster yet?
- Ask HN: Why is the HN crowd so anti-AI?
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- Astronomers find the edge of the Milky Way
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- Can't Stop the Signal. Poison It
- Canada is looking to build up to 10 new nuclear reactors over the next 15 years
- Canada plans 'nuclear renaissance' with up to 10 reactors built by 2040
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- Cancel ChatGPT AI boycott surges after OpenAI pentagon military deal
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