CVE-2022-48772
In the Linux kernel, the following vulnerability has been resolved: media: lgdt3306a: Add a check against null-pointer-def The driver should check whether the client provides the platform_data.
Does this matter?
Lower severity and a low EPSS score (0.24%). Track it; it rarely justifies an emergency change on its own.
Description
In the Linux kernel, the following vulnerability has been resolved: media: lgdt3306a: Add a check against null-pointer-def The driver should check whether the client provides the platform_data. The following log reveals it: [ 29.610324] BUG: KASAN: null-ptr-deref in kmemdup+0x30/0x40 [ 29.610730] Read of size 40 at addr 0000000000000000 by task bash/414 [ 29.612820] Call Trace: [ 29.613030] <TASK> [ 29.613201] dump_stack_lvl+0x56/0x6f [ 29.613496] ? kmemdup+0x30/0x40 [ 29.613754] print_report.cold+0x494/0x6b7 [ 29.614082] ? kmemdup+0x30/0x40 [ 29.614340] kasan_report+0x8a/0x190 [ 29.614628] ? kmemdup+0x30/0x40 [ 29.614888] kasan_check_range+0x14d/0x1d0 [ 29.615213] memcpy+0x20/0x60 [ 29.615454] kmemdup+0x30/0x40 [ 29.615700] lgdt3306a_probe+0x52/0x310 [ 29.616339] i2c_device_probe+0x951/0xa90
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.24% probability · 15th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
References
- https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086ceaPatch
- https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87Patch
- https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0Patch
- https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115Patch
- https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4Patch
- https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898dPatch
- https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676Patch
- https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086ceaPatch
- https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87Patch
- https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0Patch
- https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115Patch
- https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4Patch
- https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898dPatch
- https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.