Bug 2102218 (CVE-2022-34495) - CVE-2022-34495 kernel: a double free in drivers/rpmsg/virtio_rpmsg_bus.c may lead to crash
Summary: CVE-2022-34495 kernel: a double free in drivers/rpmsg/virtio_rpmsg_bus.c may ...
Keywords:
Status: CLOSED NOTABUG
Alias: CVE-2022-34495
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Red Hat Product Security
QA Contact:
URL:
Whiteboard:
Depends On: 2102219
Blocks: 2102220
TreeView+ depends on / blocked
 
Reported: 2022-06-29 13:29 UTC by Marian Rehak
Modified: 2022-07-22 04:17 UTC (History)
61 users (show)

Fixed In Version: kernel 5.18.4
Doc Type: If docs needed, set a value
Doc Text:
A double free flaw was found in the Linux kernel’s virtio-based messaging bus functionality. This flaw allows a local user to crash the system.
Clone Of:
Environment:
Last Closed: 2022-07-05 17:23:03 UTC
Embargoed:

Attachments (Terms of Use)

Description Marian Rehak 2022-06-29 13:29:25 UTC 
A double free in rpmsg_probe in drivers/rpmsg/virtio_rpmsg_bus.c may lead to a crash.

Reference:

https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.18.4 	
https://github.com/torvalds/linux/commit/c2eecefec5df1306eafce28ccdf1ca159a552ecc
Comment 1 Marian Rehak 2022-06-29 13:29:49 UTC 
Created kernel tracking bugs for this issue:

Affects: fedora-all [bug 2102219]
Comment 2 Justin M. Forbes 2022-06-29 16:08:39 UTC 
This was fixed for Fedora with the 5.18.4 stable kernel rebases.
Comment 4 Product Security DevOps Team 2022-07-05 17:22:58 UTC 
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):

https://access.redhat.com/security/cve/cve-2022-34495
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