Bug 2396503 (CVE-2023-53432) - CVE-2023-53432 kernel: firewire: net: fix use after free in fwnet_finish_incoming_packet()
Summary: CVE-2023-53432 kernel: firewire: net: fix use after free in fwnet_finish_inco...
Keywords:
Status: NEW
Alias: CVE-2023-53432
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
medium
medium
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On:
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-09-18 17:01 UTC by OSIDB Bzimport
Modified: 2025-09-24 23:16 UTC (History)
0 users

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Description OSIDB Bzimport 2025-09-18 17:01:58 UTC 
In the Linux kernel, the following vulnerability has been resolved:

firewire: net: fix use after free in fwnet_finish_incoming_packet()

The netif_rx() function frees the skb so we can't dereference it to
save the skb->len.
Comment 1 Keith Grant 2025-09-18 20:05:50 UTC 
Upstream advisory:
https://lore.kernel.org/linux-cve-announce/2025091857-CVE-2023-53432-bc37@gregkh/T
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