6.6

CVE-2023-52670

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
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Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 4.13 < 4.19.307
Linux ≫ Linux Kernel Version >= 4.20 < 5.4.269
Linux ≫ Linux Kernel Version >= 5.5 < 5.10.210
Linux ≫ Linux Kernel Version >= 5.11 < 5.15.149
Linux ≫ Linux Kernel Version >= 5.16 < 6.1.76
Linux ≫ Linux Kernel Version >= 6.2 < 6.6.15
Linux ≫ Linux Kernel Version >= 6.7 < 6.7.3
Debian ≫ Debian Linux Version10.0
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.01% 0.005
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.5 1.8 3.6
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
134c704f-9b21-4f2e-91b3-4a467353bcc0 6.6 0.7 5.9
CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CWE-401 Missing Release of Memory after Effective Lifetime

The product does not sufficiently track and release allocated memory after it has been used, which slowly consumes remaining memory.