CVE-2023-52926
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved:
IORING_OP_READ did not correctly consume the provided buffer list when read i/o returned < 0 (except for -EAGAIN and -EIOCBQUEUED return). This can lead to a potential use-after-free when the completion via io_rw_done runs at separate context.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Linux | Linux | 2b188cc1bb857a9d4701ae59aa7768b5124e262e < 72060434a14caea20925e492310d6e680e3f9007 | affected |
| Linux | Linux | 2b188cc1bb857a9d4701ae59aa7768b5124e262e < 6c27fc6a783c8a77c756dd5461b15e465020d075 | affected |
| Linux | Linux | 2b188cc1bb857a9d4701ae59aa7768b5124e262e < a08d195b586a217d76b42062f88f375a3eedda4d | affected |
| Linux | Linux | 5.1 | affected |
| Linux | Linux | 0 < 5.1 | unaffected |
| Linux | Linux | 6.1.122 <= 6.1.* | unaffected |
| Linux | Linux | 6.6.68 <= 6.6.* | unaffected |
| Linux | Linux | 6.7 <= * | unaffected |
Weaknesses
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: total
CVE Program Container
Additional References
References
- https://git.kernel.org/stable/c/72060434a14caea20925e492310d6e680e3f9007
- https://git.kernel.org/stable/c/6c27fc6a783c8a77c756dd5461b15e465020d075
- https://git.kernel.org/stable/c/a08d195b586a217d76b42062f88f375a3eedda4d
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