Use after free in io_uring in the Linux Kernel
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
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No data available yet.
| Source | ID | Title |
|---|---|---|
Debian DLA |
DLA-3623-1 | linux-5.10 security update |
Debian DSA |
DSA-5480-1 | linux security update |
EUVD |
EUVD-2023-44056 | A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation. Racing a io_uring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59 (4716c73b188566865bdd79c3a6709696a224ac04 for 5.10 stable and 0e388fce7aec40992eadee654193cad345d62663 for 5.15 stable). |
Ubuntu USN |
USN-6246-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6248-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-6249-1 | Linux kernel (OEM) vulnerabilities |
Ubuntu USN |
USN-6250-1 | Linux kernel vulnerabilities |
Ubuntu USN |
USN-6255-1 | Linux kernel (Intel IoTG) vulnerabilities |
Ubuntu USN |
USN-6260-1 | Linux kernel vulnerabilities |
No CVSS v4.0
No CVSS v3.0
No CVSS v2
This CVE is not in the KEV list.
Exploit prediction score: < 1% (0.669% probability within 30 days)
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| Description | A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation. Racing a io_uring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59 (4716c73b188566865bdd79c3a6709696a224ac04 for 5.10 stable and 0e388fce7aec40992eadee654193cad345d62663 for 5.15 stable). | A use-after-free vulnerability in the Linux Kernel io_uring subsystem can be exploited to achieve local privilege escalation. Racing a io_uring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59 (4716c73b188566865bdd79c3a6709696a224ac04 for 5.10 stable and 0e388fce7aec40992eadee654193cad345d62663 for 5.15 stable). |