CVE-2023-52670
Assigner: Linux
Published: 2024-05-17T14:02:01.617Z
State: PUBLISHED
descriptions: value: In the Linux kernel, the following vulnerability has been resolved:

rpmsg: virtio: Free driver_override when rpmsg_remove()

Free driver_override when rpmsg_remove(), otherwise
the following memory leak will occur:

unreferenced object 0xffff0000d55d7080 (size 128):
  comm "kworker/u8:2", pid 56, jiffies 4294893188 (age 214.272s)
  hex dump (first 32 bytes):
    72 70 6d 73 67 5f 6e 73 00 00 00 00 00 00 00 00  rpmsg_ns........
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
  backtrace:
    [<000000009c94c9c1>] __kmem_cache_alloc_node+0x1f8/0x320
    [<000000002300d89b>] __kmalloc_node_track_caller+0x44/0x70
    [<00000000228a60c3>] kstrndup+0x4c/0x90
    [<0000000077158695>] driver_set_override+0xd0/0x164
    [<000000003e9c4ea5>] rpmsg_register_device_override+0x98/0x170
    [<000000001c0c89a8>] rpmsg_ns_register_device+0x24/0x30
    [<000000008bbf8fa2>] rpmsg_probe+0x2e0/0x3ec
    [<00000000e65a68df>] virtio_dev_probe+0x1c0/0x280
    [<00000000443331cc>] really_probe+0xbc/0x2dc
    [<00000000391064b1>] __driver_probe_device+0x78/0xe0
    [<00000000a41c9a5b>] driver_probe_device+0xd8/0x160
    [<000000009c3bd5df>] __device_attach_driver+0xb8/0x140
    [<0000000043cd7614>] bus_for_each_drv+0x7c/0xd4
    [<000000003b929a36>] __device_attach+0x9c/0x19c
    [<00000000a94e0ba8>] device_initial_probe+0x14/0x20
    [<000000003c999637>] bus_probe_device+0xa0/0xac
affected: product: Linux
vendor: Linux
defaultStatus: unaffected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions: version: b0b03b811963
lessThan: 229ce47cbfdc
status: affected
versionType: git
version: b0b03b811963
lessThan: dd50fe18c234
status: affected
versionType: git
version: b0b03b811963
lessThan: 69ca89d80f2c
status: affected
versionType: git
version: b0b03b811963
lessThan: 2d27a7b19cb3
status: affected
versionType: git
version: b0b03b811963
lessThan: f4bb1d5daf77
status: affected
versionType: git
version: b0b03b811963
lessThan: 4e6cef3fae5c
status: affected
versionType: git
version: b0b03b811963
lessThan: 9a416d624e5f
status: affected
versionType: git
version: b0b03b811963
lessThan: d5362c37e1f8
status: affected
versionType: git
product: Linux
vendor: Linux
defaultStatus: affected
repo: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
versions: version: 4.13
status: affected
version: 0
lessThan: 4.13
status: unaffected
versionType: custom
version: 4.19.307
lessThanOrEqual: 4.19.*
status: unaffected
versionType: custom
version: 5.4.269
lessThanOrEqual: 5.4.*
status: unaffected
versionType: custom
version: 5.10.210
lessThanOrEqual: 5.10.*
status: unaffected
versionType: custom
version: 5.15.149
lessThanOrEqual: 5.15.*
status: unaffected
versionType: custom
version: 6.1.76
lessThanOrEqual: 6.1.*
status: unaffected
versionType: custom
version: 6.6.15
lessThanOrEqual: 6.6.*
status: unaffected
versionType: custom
version: 6.7.3
lessThanOrEqual: 6.7.*
status: unaffected
versionType: custom
version: 6.8
lessThanOrEqual: *
status: unaffected
versionType: original_commit_for_fix
title: rpmsg: virtio: Free driver_override when rpmsg_remove()
x_generator: engine: bippy-d175d3acf727