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.

Threats Tagged 'cve-2026-63804'

View all threats tagged with 'cve-2026-63804'. Filter and sort to focus on specific types of threats.

Pro Console Lifetime

Stop chasing alerts. Route them.

Start free, then upgrade once to turn Radar into an automated delivery engine for your security stack.

Custom feeds / Automations: email, Slack, webhooks, SIEM/MISP / API access (baseline limits)

View Plans & Pricing

API access activates after upgrading in Console -> Billing.

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

Filter Threats

Narrow down the results by type, severity, or affected countries

Search threats by title, CVE ID, or description. Maximum 100 characters.
Active filters (1):Tag: cve-2026-63804

Threats Tagged 'cve-2026-63804'

Click on any threat for detailed analysis and mitigation recommendations

In the Linux kernel, the following vulnerability has been resolved: gfs2: fix use-after-free in gfs2_qd_dealloc gfs2_qd_dealloc(), called as an RCU… (CVE-2026-63804)CVE-2026-63804
0

A use-after-free vulnerability in the Linux kernel's GFS2 filesystem was resolved by ensuring all RCU callbacks complete before freeing the superblock. The issue occurs in the gfs2_qd_dealloc() function, which accesses a freed superblock object during unmount operations. This can lead to unsafe memory access due to delayed RCU callbacks referencing freed memory. The fix adds an rcu_barrier() call to synchronize and prevent premature freeing.

Join the discussion

Showing 1 to 1 of 1 result

Filters:Tag: cve-2026-63804
Page 1 of 1
OffSeq TrainingCredly Certified

Lead Pen Test Professional

Technical5-day eLearningPECB Accredited
View courses