CVE-2023-53469: af_unix: Fix null-ptr-deref in unix_stream_sendpage().
Published Oct 1, 2025
·Updated
afunix: Fix null-ptr-deref in unixstreamsendpage().
Other sources
Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.
— NVD
Affected Software
2 affected components
Linux Kernel<6.5
Microsoft azl3 kernel 6.6.96.2-2
Event History
Oct 1, 2025
CVE Published
via MITRE·11:42 AM
Rejected
via MITRE·11:42 AM
Data Sourced
via NVD·12:15 PM
Description
Oct 2, 2025
Data Sourced
via Microsoft·01:07 AM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·01:07 AM
Affected Software
Updated
via Microsoft·01:07 AM
DescriptionSeverity
Dec 29, 2025
Rejected
via MITRE·03:22 PM
Frequently Asked Questions
1
What is the severity of CVE-2023-53469?
CVE-2023-53469 is classified with a High severity rating due to the potential for null pointer dereference in the Linux kernel.
2
How do I fix CVE-2023-53469?
To fix CVE-2023-53469, upgrade to the patched version of the Linux kernel prior to 6.5 or apply the relevant security patches provided by your system vendor.
3
Which systems are affected by CVE-2023-53469?
CVE-2023-53469 affects various versions of the Linux kernel up to 6.5 and the Microsoft azl3 kernel version 6.6.96.2-2.
4
What is the impact of CVE-2023-53469?
The impact of CVE-2023-53469 includes potential system crashes or unexpected behavior due to null pointer dereference.
5
Who reported CVE-2023-53469?
CVE-2023-53469 was reported by researcher Bing-Jhong Billy Jheng.