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
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
Linux Linux
Default version status: unaffected
4f75189024f4186a7ff9d56f4a8cb690774412ec to < 8915dcd29a82096acacf54364a8425363782aea0affected4f75189024f4186a7ff9d56f4a8cb690774412ec to < b479fd59a1f4a342b69fce34f222d93bf791dca4affected4f75189024f4186a7ff9d56f4a8cb690774412ec to < 526238d32c3acc3d597fd8c9a34652bfe9086ceaaffected4f75189024f4186a7ff9d56f4a8cb690774412ec to < d082757b8359201c3864323cea4b91ea30a1e676affected4f75189024f4186a7ff9d56f4a8cb690774412ec to < 7d12e918f2994c883f41f22552a61b9310fa1e87affected4f75189024f4186a7ff9d56f4a8cb690774412ec to < 8e1e00718d0d9dd83337300572561e30b9c0d115affected4f75189024f4186a7ff9d56f4a8cb690774412ec to < c1115ddbda9c930fba0fdd062e7a8873ebaf898daffected
Linux Linux
Default version status: affected
4.11affected0 to < 4.11unaffected5.4.278 to ≤ 5.4.*unaffected5.10.219 to ≤ 5.10.*unaffected5.15.161 to ≤ 5.15.*unaffected6.1.94 to ≤ 6.1.*unaffected6.6.34 to ≤ 6.6.*unaffected6.9.5 to ≤ 6.9.*unaffected6.10 to ≤ *unaffected
References
- https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0 ↗
- https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4 ↗
- https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea ↗
- https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676 ↗
- https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87 ↗
- https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115 ↗
- https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d ↗