CVE-2021-47620CWE-125

CVE-2021-47620

High · published June 20, 2024

CVSS v3.1
8.1
EPSS
0%
Percentile
24.2
In the wild
Unconfirmed
What it is

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: refactor malicious adv data check

Check for out-of-bound read was being performed at the end of while

num_reports loop, and would fill journal with false positives. Added

check to beginning of loop processing so that it doesn't get checked

after ptr has been advanced.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
CVSS v4.0
Not supplied
EPSS
0.00324 · 24.2th percentile
Weakness
CWE-125 · Out-of-bounds Read
Published
2024-06-20T15:15Z
Affected products (8)
ProductVersionsFixed in
linux/linux_kernel< 4.4.3024.4.302
linux/linux_kernel≥ 4.5, < 4.9.3004.9.300
linux/linux_kernel≥ 4.10, < 4.14.2654.14.265
linux/linux_kernel≥ 4.15, < 4.19.2284.19.228
linux/linux_kernel≥ 4.20, < 5.4.1765.4.176
linux/linux_kernel≥ 5.5, < 5.10.965.10.96
linux/linux_kernel≥ 5.11, < 5.15.195.15.19
linux/linux_kernel≥ 5.16, < 5.16.55.16.5
References (18)
https://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0e · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025e · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465c · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fb · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29a · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1c · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082 · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0e · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025e · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465c · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67 · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fb · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29a · af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1c · af854a3a-2127-422b-91ae-364da2661108
EPSS history
Timeline
  • 20 JUN 11:08Z
    Bluetooth: refactor malicious adv data check
    cvelistv5