Bug 2273423 (CVE-2024-26804) - CVE-2024-26804 kernel: net: ip_tunnel: prevent perpetual headroom growth
Summary: CVE-2024-26804 kernel: net: ip_tunnel: prevent perpetual headroom growth
Keywords:
Status: NEW
Alias: CVE-2024-26804
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2273424
Blocks: 2273418
TreeView+ depends on / blocked
 
Reported: 2024-04-04 16:23 UTC by Robb Gatica
Modified: 2024-04-24 12:21 UTC (History)
49 users (show)

Fixed In Version: kernel 5.4.271, kernel 5.10.212, kernel 5.15.151, kernel 6.1.81, kernel 6.6.21, kernel 6.7.9, kernel 6.8
Doc Type: If docs needed, set a value
Doc Text:
A use-after-free flaw was found in the Linux kernel’s ip_tunnel functionality when a user uses the ip_tunnel infrastructure. This flaw allows a local user to crash the system.
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description Robb Gatica 2024-04-04 16:23:19 UTC 
In the Linux kernel, the following vulnerability has been resolved:

net: ip_tunnel: prevent perpetual headroom growth

The Linux kernel CVE team has assigned CVE-2024-26804 to this issue.

Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024040404-CVE-2024-26804-a6ff@gregkh/T
Comment 1 Robb Gatica 2024-04-04 16:23:52 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2273424]
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