CVE - CVE-2022-48861

CVE-ID
CVE-2022-48861	Learn more at National Vulnerability Database (NVD) • CVSS Severity Rating • Fix Information • Vulnerable Software Versions • SCAP Mappings • CPE Information
Description
In the Linux kernel, the following vulnerability has been resolved: vdpa: fix use-after-free on vp_vdpa_remove When vp_vdpa driver is unbind, vp_vdpa is freed in vdpa_unregister_device and then vp_vdpa->mdev.pci_dev is dereferenced in vp_modern_remove, triggering use-after-free. Call Trace of unbinding driver free vp_vdpa : do_syscall_64 vfs_write kernfs_fop_write_iter device_release_driver_internal pci_device_remove vp_vdpa_remove vdpa_unregister_device kobject_release device_release kfree Call Trace of dereference vp_vdpa->mdev.pci_dev: vp_modern_remove pci_release_selected_regions pci_release_region pci_resource_len pci_resource_end (dev)->resource[(bar)].end
References
Note: References are provided for the convenience of the reader to help distinguish between vulnerabilities. The list is not intended to be complete.
MISC:https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e URL:https://git.kernel.org/stable/c/4b1743bc715a3691a63ac21b349079b07bf1b19e MISC:https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274 URL:https://git.kernel.org/stable/c/dc54ba9932aeaaa1a21fe214af1f446593a78274 MISC:https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184 URL:https://git.kernel.org/stable/c/eb057b44dbe35ae14527830236a92f51de8f9184
Assigning CNA
kernel.org
Date Record Created
20240716	Disclaimer: The record creation date may reflect when the CVE ID was allocated or reserved, and does not necessarily indicate when this vulnerability was discovered, shared with the affected vendor, publicly disclosed, or updated in CVE.
Phase (Legacy)
Assigned (20240716)
Votes (Legacy)

Comments (Legacy)

Proposed (Legacy)
N/A
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