CVE-2022-48772
Lgdt3306a Media Driver Null Pointer Dereference vulnerability in Linux
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
INFO
Published Date :
June 25, 2024, 3:15 p.m.
Last Modified :
Nov. 21, 2024, 7:33 a.m.
Source :
416baaa9-dc9f-4396-8d5f-8c081fb06d67
Remotely Exploitable :
No
Impact Score :
3.6
Exploitability Score :
1.8
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-48772.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-48772 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-48772 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea Added Reference https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87 Added Reference https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0 Added Reference https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115 Added Reference https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4 Added Reference https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d Added Reference https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676 -
Initial Analysis by [email protected]
Sep. 03, 2024
Action Type Old Value New Value Added CVSS V3.1 NIST AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H Changed Reference Type https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea No Types Assigned https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea Patch Changed Reference Type https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87 No Types Assigned https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87 Patch Changed Reference Type https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0 No Types Assigned https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0 Patch Changed Reference Type https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115 No Types Assigned https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115 Patch Changed Reference Type https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4 No Types Assigned https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4 Patch Changed Reference Type https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d No Types Assigned https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d Patch Changed Reference Type https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676 No Types Assigned https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676 Patch Added CWE NIST CWE-476 Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 5.4.278 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.5 up to (excluding) 5.10.219 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.11 up to (excluding) 5.15.161 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 5.16 up to (excluding) 6.1.94 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.2 up to (excluding) 6.6.34 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.9.5 -
CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Jun. 25, 2024
Action Type Old Value New Value Added 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 Added Reference kernel.org https://git.kernel.org/stable/c/8915dcd29a82096acacf54364a8425363782aea0 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/b479fd59a1f4a342b69fce34f222d93bf791dca4 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/526238d32c3acc3d597fd8c9a34652bfe9086cea [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/d082757b8359201c3864323cea4b91ea30a1e676 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/7d12e918f2994c883f41f22552a61b9310fa1e87 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/8e1e00718d0d9dd83337300572561e30b9c0d115 [No types assigned] Added Reference kernel.org https://git.kernel.org/stable/c/c1115ddbda9c930fba0fdd062e7a8873ebaf898d [No types assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-48772 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-48772
weaknesses.