CVE-2022-49032
Oct. 24, 2024, 4:04 p.m.
Tags
CVSS Score
Products Impacted
| Vendor | Product | Versions |
|---|---|---|
| linux |
|
|
Description
In the Linux kernel, the following vulnerability has been resolved: iio: health: afe4404: Fix oob read in afe4404_[read|write]_raw KASAN report out-of-bounds read as follows: BUG: KASAN: global-out-of-bounds in afe4404_read_raw+0x2ce/0x380 Read of size 4 at addr ffffffffc00e4658 by task cat/278 Call Trace: afe4404_read_raw iio_read_channel_info dev_attr_show The buggy address belongs to the variable: afe4404_channel_leds+0x18/0xffffffffffffe9c0 This issue can be reproduce by singe command: $ cat /sys/bus/i2c/devices/0-0058/iio\:device0/in_intensity6_raw The array size of afe4404_channel_leds and afe4404_channel_offdacs are less than channels, so access with chan->address cause OOB read in afe4404_[read|write]_raw. Fix it by moving access before use them.
Weaknesses
CWE-125
Out-of-bounds Read
The product reads data past the end, or before the beginning, of the intended buffer.
CWE ID: 125Date
Published: Oct. 21, 2024, 8:15 p.m.
Last Modified: Oct. 24, 2024, 4:04 p.m.
Status : Analyzed
CVE has been recently published to the CVE List and has been received by the NVD.
More infoSource
416baaa9-dc9f-4396-8d5f-8c081fb06d67
CPEs
| Type | Vendor | Product | Version | Update | Edition | Language | Software Edition | Target Software | Target Hardware | Other Information |
|---|---|---|---|---|---|---|---|---|---|---|
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | / | / | / | / | / | / | / | / |
| o | linux | linux_kernel | 6.1 | rc1 | / | / | / | / | / | / |
| o | linux | linux_kernel | 6.1 | rc2 | / | / | / | / | / | / |
| o | linux | linux_kernel | 6.1 | rc3 | / | / | / | / | / | / |
| o | linux | linux_kernel | 6.1 | rc4 | / | / | / | / | / | / |
| o | linux | linux_kernel | 6.1 | rc5 | / | / | / | / | / | / |
| o | linux | linux_kernel | 6.1 | rc6 | / | / | / | / | / | / |
CVSS Data
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
HIGH
Base Score
Exploitability Score
Impact Score
Base Severity
HIGHCVSS Vector String
The CVSS vector string provides an in-depth view of the vulnerability metrics.
View Vector StringCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H