CVE-2021-47620
published 2024-06-20CVE-2021-47620: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: refactor malicious adv data check Check for out-of-bound read was being…
PriorityP422medium5.5CVSS 3.1
AVLACLPRLUINSUCNIHAN
EPSS
0.32%
24.9th percentile
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.
Affected
30 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | linux | < linux 5.16.7-1 (bookworm) | linux 5.16.7-1 (bookworm) |
| linux | linux | >= 048acfa4daf167b007b6bd8bef474e90c2282a5f < 305e92f525450f3e1b5f5c9dc7eadb152d66a082 | 305e92f525450f3e1b5f5c9dc7eadb152d66a082 |
| linux | linux | >= 185c77cbb53bc7481acc5a0b4e6119bbe393d561 < 5a539c08d743d9910631448da78af5e961664c0e | 5a539c08d743d9910631448da78af5e961664c0e |
| linux | linux | >= 24161b9c43de966789d5956428f45002d10f878e < 835d3706852537bf92eb23eb8635b8dee0c0aa67 | 835d3706852537bf92eb23eb8635b8dee0c0aa67 |
| linux | linux | >= 2de0e6a71ceb056e17e4684dce8b7640367996f9 < bcea886771c3f22a590c8c8b9139a107bd7f1e1c | bcea886771c3f22a590c8c8b9139a107bd7f1e1c |
| linux | linux | >= 3a56ef719f0b9682afb8a86d64b2399e36faa4e6 < 899663be5e75dc0174dc8bda0b5e6826edf0b29a | 899663be5e75dc0174dc8bda0b5e6826edf0b29a |
| linux | linux | >= 4.14.263 < 4.14.265 | 4.14.265 |
| linux | linux | >= 4.19.226 < 4.19.228 | 4.19.228 |
| linux | linux | >= 4.4.300 < 4.4.302 | 4.4.302 |
| linux | linux | >= 4.9.298 < 4.9.300 | 4.9.300 |
| linux | linux | >= 4a1491432394b22e585a185ffca49086e4046aae < 8819f93cd4a443dfe547aa622b21f723757df3fb | 8819f93cd4a443dfe547aa622b21f723757df3fb |
| linux | linux | >= 5.10.94 < 5.10.96 | 5.10.96 |
| linux | linux | >= 5.15.17 < 5.15.19 | 5.15.19 |
| linux | linux | >= 5.16.3 < 5.16.5 | 5.16.5 |
| linux | linux | >= 5.4.174 < 5.4.176 | 5.4.176 |
| linux | linux | >= 640a476e38fce6c70c738ac09e5167e34f570303 < 5c968affa804ba98c3c603f37ffea6fba618025e | 5c968affa804ba98c3c603f37ffea6fba618025e |
| linux | linux | >= 7d4238edd3bf8b8c75571cc3b382bc10438ac588 < 7889b38a7f21ed19314f83194622b195d328465c | 7889b38a7f21ed19314f83194622b195d328465c |
| linux | linux | >= ffc9019bd991707701273c2e5d8aed472229fc4d < 83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba | 83d5196b65d1b29e27d7dd16a3b9b439fb1d2dba |
| linux | linux_kernel | < 4.4.302 | 4.4.302 |
| linux | linux_kernel | >= 0 < 5.10.103-1 | 5.10.103-1 |
| linux | linux_kernel | >= 0 < 5.16.7-1 | 5.16.7-1 |
| linux | linux_kernel | >= 0 < 5.16.7-1 | 5.16.7-1 |
| linux | linux_kernel | >= 0 < 5.16.7-1 | 5.16.7-1 |
| linux | linux_kernel | >= 4.10 < 4.14.265 | 4.14.265 |
| linux | linux_kernel | >= 4.15 < 4.19.228 | 4.19.228 |
CVSS provenance
nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
osv5.5MEDIUM
vendor_debian5.5MEDIUM
vendor_redhat5.5MEDIUM
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OSV
CVE-2021-47620: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: refactor malicious adv data check Check for out-of-bound read was being
osv·2024-06-20·CVSS 5.5
CVE-2021-47620 [MEDIUM] CVE-2021-47620: In the Linux kernel, the following vulnerability has been resolved: Bluetooth: refactor malicious adv data check Check for out-of-bound read was being
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.
GHSA
GHSA-g2r9-fvrv-f652: In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: refactor malicious adv data check
Check for out-of-bound read was bei
ghsa_unreviewed·2024-06-20
CVE-2021-47620 [MEDIUM] CWE-125 GHSA-g2r9-fvrv-f652: In the Linux kernel, the following vulnerability has been resolved:
Bluetooth: refactor malicious adv data check
Check for out-of-bound read was bei
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.
Red Hat
kernel: Bluetooth: refactor malicious adv data check
vendor_redhat·2024-06-20·CVSS 5.5
CVE-2021-47620 [MEDIUM] CWE-125 kernel: Bluetooth: refactor malicious adv data check
kernel: Bluetooth: refactor malicious adv data check
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.
Package: kernel (Red Hat Enterprise Linux 6) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel-rt (Red Hat Enterprise Linux 7) - Out of support scope
Package: kernel (Red Hat Enterprise Linux 8) - Affected
Package: kernel-rt (Red Hat Enterprise Linux 8) - Affected
Package: kernel (Red Hat Enterprise Linux 9) - Affected
Package: kern
Debian
CVE-2021-47620: linux - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ...
vendor_debian·2021·CVSS 5.5
CVE-2021-47620 [MEDIUM] CVE-2021-47620: linux - In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ...
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.
Scope: local
bookworm: resolved (fixed in 5.16.7-1)
bullseye: resolved (fixed in 5.10.103-1)
forky: resolved (fixed in 5.16.7-1)
sid: resolved (fixed in 5.16.7-1)
trixie: resolved (fixed in 5.16.7-1)
No detection rules found.
No public exploits indexed.
No writeups or analysis indexed.
https://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0ehttps://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025ehttps://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465chttps://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dbahttps://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fbhttps://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29ahttps://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1chttps://git.kernel.org/stable/c/305e92f525450f3e1b5f5c9dc7eadb152d66a082https://git.kernel.org/stable/c/5a539c08d743d9910631448da78af5e961664c0ehttps://git.kernel.org/stable/c/5c968affa804ba98c3c603f37ffea6fba618025ehttps://git.kernel.org/stable/c/7889b38a7f21ed19314f83194622b195d328465chttps://git.kernel.org/stable/c/835d3706852537bf92eb23eb8635b8dee0c0aa67https://git.kernel.org/stable/c/83d5196b65d1b29e27d7dd16a3b9b439fb1d2dbahttps://git.kernel.org/stable/c/8819f93cd4a443dfe547aa622b21f723757df3fbhttps://git.kernel.org/stable/c/899663be5e75dc0174dc8bda0b5e6826edf0b29ahttps://git.kernel.org/stable/c/bcea886771c3f22a590c8c8b9139a107bd7f1e1c
2024-06-20
Published