CVSS 3.1
4.4 mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:HCVE-2023-33250
Medium (4.4). EPSS 0.2% chance of exploitation in the next 30 days.
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
Severity
- EPSS
- 0.2% chance of exploitation in the next 30 days; higher than 16% of CVEs (scores of 2026-10-31)
- CWE
- CWE-416
- Published
- Modified
- Record from
- the NVD, synced
Affected
- linux:linux_kernel
- netapp:h300s_firmware
- netapp:h410s_firmware
- netapp:h500s_firmware
- netapp:h700s_firmware
References
- https://bugzilla.suse.com/show_bug.cgi?id=1211597
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=804ca14d04df09bf7924bacc5ad22a4bed80c94f
- https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dbe245cdf5189e88d680379ed13901356628b650
- https://groups.google.com/g/syzkaller/c/G6P9yecsTZ8/m/iiqFVOM9BwAJ
- https://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0%40ip-172-31-85-199.ec2.internal/T/