Bug 2300505 (CVE-2024-42067) - CVE-2024-42067 kernel: bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro()
Summary: CVE-2024-42067 kernel: bpf: Take return from set_memory_rox() into account wi...
Keywords:
Status: NEW
Alias: CVE-2024-42067
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
low
low
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2301696
Blocks:
TreeView+ depends on / blocked
 
Reported: 2024-07-29 16:26 UTC by OSIDB Bzimport
Modified: 2024-07-31 04:40 UTC (History)
4 users (show)

Fixed In Version: kernel 6.6.37, kernel 6.6.38, kernel 6.9.8, kernel 6.10
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Description OSIDB Bzimport 2024-07-29 16:26:07 UTC
In the Linux kernel, the following vulnerability has been resolved:

bpf: Take return from set_memory_rox() into account with bpf_jit_binary_lock_ro()

set_memory_rox() can fail, leaving memory unprotected.

Check return and bail out when bpf_jit_binary_lock_ro() returns
an error.

Comment 1 Mauro Matteo Cascella 2024-07-30 16:13:06 UTC
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2024072951-CVE-2024-42067-c8ef@gregkh/T

Comment 2 Mauro Matteo Cascella 2024-07-30 16:13:25 UTC
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2301696]


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