CVE-2022-49032: linux Out-of-bounds Read
Vulnerability summary
CVE-2022-49032 is a high (CVSS 7.1) Out-of-bounds Read vulnerability in linux. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 14.7% of scored vulnerabilities.
Advisory lineage
Upstream 0 · Downstream 7 · Related 7Timeline
- 21-10-2024PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
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.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
- OSV · DebianEcosystem advisory · calculated7.1HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
EPSS trend
Probability
0.24%
Chance of exploitation in the next 30 days
Percentile
15%
Versus all other CVEs
30-day change
0.00 pp
From 0.24% on 21-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Ubuntu112 products
- linux< 4.15.0-206.217 | < 5.4.0-144.161 | < 5.15.0-67.74
- linux-allwinner-5.19All versions (No fix recorded)
- linux-aws< 4.15.0-1151.164 | < 5.4.0-1097.105 | < 5.15.0-1031.35
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ b36e8257641a043764c62240316610c81e36376c, < 68de7da092f38395dde523f2e5db26eba6c23e28 | ≥ b36e8257641a043764c62240316610c81e36376c, < 113c08030a89aaf406f8a1d4549d758a67c2afba | ≥ b36e8257641a043764c62240316610c81e36376c, < f5575041ec15310bdc50c42b8b22118cc900226e | ≥ b36e8257641a043764c62240316610c81e36376c, < 3f566b626029ca8598d48e5074e56bb37399ca1b | ≥ b36e8257641a043764c62240316610c81e36376c, < 5eb114f55b37dbc0487aa9c1913b81bb7837f1c4 | ≥ b36e8257641a043764c62240316610c81e36376c, < f7419fc42afc035f6b29ce713e17dcd2000c833f | ≥ b36e8257641a043764c62240316610c81e36376c, < d45d9f45e7b1365fd0d9bf14680d6d5082a590d1 | ≥ b36e8257641a043764c62240316610c81e36376c, < fc92d9e3de0b2d30a3ccc08048a5fad533e4672b | 4.8
- linux_kernel≥ 4.8, < 4.9.335 | ≥ 4.10, < 4.14.301 | ≥ 4.15, < 4.19.268 | ≥ 4.20, < 5.4.226 | ≥ 5.5, < 5.10.158 | ≥ 5.11, < 5.15.82 | ≥ 5.16, < 6.0.12 | 6.1:rc1 | 6.1:rc2 | 6.1:rc3 | 6.1:rc4 | 6.1:rc5 | 6.1:rc6
Debian1 product
- linux< 6.0.12-1
3 vendors · 115 products
