CVE-2023-33250
published 2023-05-21CVE-2023-33250: The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
PriorityP416medium4.4CVSS 3.1
AVLACLPRHUINSUCNINAH
EPSS
0.25%
16.5th percentile
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
Affected
4 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 6.4.4-1 (forky) | linux 6.4.4-1 (forky) |
| linux | linux_kernel | — | — |
| linux | linux_kernel | >= 0 < 6.4.4-1 | 6.4.4-1 |
| linux | linux_kernel | >= 0 < 6.4.4-1 | 6.4.4-1 |
CVSS provenance
nvdv3.14.4MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
osv4.4MEDIUM
vendor_debian4.4LOW
vendor_redhat4.4MEDIUM
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GHSA
GHSA-qvxq-66f5-6m6g: The Linux kernel 6
ghsa_unreviewed·2023-05-21
CVE-2023-33250 [MEDIUM] CWE-416 GHSA-qvxq-66f5-6m6g: The Linux kernel 6
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
OSV
CVE-2023-33250: The Linux kernel 6
osv·2023-05-21·CVSS 4.4
CVE-2023-33250 [MEDIUM] CVE-2023-33250: The Linux kernel 6
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
Red Hat
kernel: use-after-free in iopt_unmap_iova_range() in Linux kernel
vendor_redhat·2023-04-12·CVSS 4.4
CVE-2023-33250 [MEDIUM] CWE-416 kernel: use-after-free in iopt_unmap_iova_range() in Linux kernel
kernel: use-after-free in iopt_unmap_iova_range() in Linux kernel
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
A use-after-free flaw was found in the Linux kernel’s IOMMU subsystem. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Package: kernel (Red Hat Enterprise Linux 6) - Not affected
Package: kernel (Red Hat Enterprise Linux 7) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 7) - Not affected
Package: kernel (Red Hat Enterprise Linux 8) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Not affected
Package: kernel (Red Hat Enterprise Linux 9) - Not affected
Package: kernel-rt (Red Hat Enterprise Linux 9) - Not affected
Debian
CVE-2023-33250: linux - The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/io...
vendor_debian·2023·CVSS 4.4
CVE-2023-33250 [MEDIUM] CVE-2023-33250: linux - The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/io...
The Linux kernel 6.3 has a use-after-free in iopt_unmap_iova_range in drivers/iommu/iommufd/io_pagetable.c.
Scope: local
bookworm: resolved
bullseye: resolved
forky: resolved (fixed in 6.4.4-1)
sid: resolved (fixed in 6.4.4-1)
trixie: resolved (fixed in 6.4.4-1)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://bugzilla.suse.com/show_bug.cgi?id=1211597https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=804ca14d04df09bf7924bacc5ad22a4bed80c94fhttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dbe245cdf5189e88d680379ed13901356628b650https://groups.google.com/g/syzkaller/c/G6P9yecsTZ8/m/iiqFVOM9BwAJhttps://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0%40ip-172-31-85-199.ec2.internal/T/https://security.netapp.com/advisory/ntap-20230622-0006/https://bugzilla.suse.com/show_bug.cgi?id=1211597https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=804ca14d04df09bf7924bacc5ad22a4bed80c94fhttps://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dbe245cdf5189e88d680379ed13901356628b650https://groups.google.com/g/syzkaller/c/G6P9yecsTZ8/m/iiqFVOM9BwAJhttps://lore.kernel.org/linux-iommu/ZDabT%2FuRl%2FjxFhm0%40ip-172-31-85-199.ec2.internal/T/https://security.netapp.com/advisory/ntap-20230622-0006/
2023-05-21
Published