CVE-2023-33250: Use After Free
First published: Sun May 21 2023(Updated: )
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Linux kernel | =6.3 | |
| All of | ||
| Netapp H300s Firmware | ||
| Netapp H300s | ||
| All of | ||
| Netapp H500s Firmware | ||
| Netapp H500s | ||
| All of | ||
| Netapp H700s Firmware | ||
| Netapp H700s | ||
| All of | ||
| Netapp H410s Firmware | ||
| Netapp H410s | ||
| Netapp H300s Firmware | ||
| Netapp H300s | ||
| Netapp H500s Firmware | ||
| Netapp H500s | ||
| Netapp H700s Firmware | ||
| Netapp H700s | ||
| Netapp H410s Firmware | ||
| Netapp H410s |
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Reference Links
- https://groups.google.com/g/syzkaller/c/G6P9yecsTZ8/m/iiqFVOM9BwAJ
- https://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0@ip-172-31-85-199.ec2.internal/T/
- https://security.netapp.com/advisory/ntap-20230622-0006/
- https://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0%40ip-172-31-85-199.ec2.internal/T/
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dbe245cdf5189e88d680379ed13901356628b650
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=804ca14d04df09bf7924bacc5ad22a4bed80c94f
- https://bugzilla.suse.com/show_bug.cgi?id=1211597
Frequently Asked Questions
What is the vulnerability ID?
The vulnerability ID is CVE-2023-33250.
What is the severity of CVE-2023-33250?
CVE-2023-33250 has a severity of medium, with a severity value of 4.4.
Which software versions are affected by CVE-2023-33250?
Linux kernel version 6.3 is affected by CVE-2023-33250.
How can I fix CVE-2023-33250?
The fix for CVE-2023-33250 may be provided in a security patch or update from the Linux kernel maintainers. It is recommended to regularly check for updates and apply them as soon as they are available.
Where can I find more information about CVE-2023-33250?
You can find more information about CVE-2023-33250 in the following references: [Reference 1](https://groups.google.com/g/syzkaller/c/G6P9yecsTZ8/m/iiqFVOM9BwAJ), [Reference 2](https://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0@ip-172-31-85-199.ec2.internal/T/), [Reference 3](https://security.netapp.com/advisory/ntap-20230622-0006/).
- agent/author
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- collector/mitre-cve
- source/MITRE
- agent/weakness
- agent/references
- agent/severity
- agent/description
- agent/first-publish-date
- agent/event
- agent/last-modified-date
- agent/tags
- agent/softwarecombine
- collector/nvd-api
- source/NVD
- agent/software-canonical-lookup
- agent/software-canonical-lookup-request
- collector/nvd-index
- vendor/linux
- canonical/linux linux kernel
- version/linux linux kernel/6.3
- vendor/netapp
- canonical/netapp h300s firmware
- canonical/netapp h300s
- canonical/netapp h500s firmware
- canonical/netapp h500s
- canonical/netapp h700s firmware
- canonical/netapp h700s
- canonical/netapp h410s firmware
- canonical/netapp h410s