CVE-2022-49387 watchdog: rzg2l_wdt: Fix 32bit overflow issue

🗓️ 26 Feb 2025 02:11:21Reported by GoogleType

osv

osv🔗 osv.dev👁 8 Views

Fixed 32bit overflow in Linux kernel watchdog timer cycle value handling to prevent errors.

Reporter	Title	Published	Views	Family All 15
AstraLinux	Astra Linux - уязвимость в linux-5.10	3 May 202623:59	–	astralinux
CNNVD	Linux kernel 安全漏洞	26 Feb 202500:00	–	cnnvd
CVE	CVE-2022-49387	26 Feb 202502:11	–	cve
Cvelist	CVE-2022-49387 watchdog: rzg2l_wdt: Fix 32bit overflow issue	26 Feb 202502:11	–	cvelist
Debian CVE	CVE-2022-49387	26 Feb 202502:11	–	debiancve
EUVD	EUVD-2022-54842	3 Oct 202520:07	–	euvd
NVD	CVE-2022-49387	26 Feb 202507:01	–	nvd
OSV	DEBIAN-CVE-2022-49387	26 Feb 202507:01	–	osv
OSV	UBUNTU-CVE-2022-49387	26 Feb 202507:01	–	osv
Positive Technologies	PT-2025-8321 · Linux +1 · Linux Kernel +1	26 Feb 202500:00	–	ptsecurity

Source	Link
git	www.git.kernel.org/stable/c/b95a47667d34e76c2c9013f8e3b1e5039a5a0b76
git	www.git.kernel.org/stable/c/e07b9fa0dc32b492de85528caaf9f0c605d8424f
git	www.git.kernel.org/stable/c/ea2949df22a533cdf75e4583c00b1ce94cd5a83b
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49387.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2022-49387
git	www.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

02 Apr 2026 08:27Current

5.1Medium risk

Vulners AI Score5.1

CVSS 3.15.5

EPSS0.00143

cve 2022 49387 linux kernel watchdog timer cycle 32bit overflow patch fix timeout values.