CVE-2026-43120 RDMA/irdma: Fix double free related to rereg_user_mr

🗓️ 06 May 2026 07:40:43Reported by GoogleType

osv🔗 osv.dev👁 1 Views

Remote Direct Memory Access kernel driver fixes double free during memory region reregistration by setting region to NULL after release.

Reporter	Title	Published	Views	Family All 75
ATTACKERKB	CVE-2026-43120	6 May 202607:40	–	attackerkb
AstraLinux	Astra Linux – Vulnerability in Linux 5.10	20 May 202605:53	–	astralinux
Chainguard	CVE-2026-43120 vulnerabilities	14 May 202601:18	–	cgr
Circl	CVE-2026-43120	31 May 202620:00	–	circl
CNNVD	Linux kernel 安全漏洞	6 May 202600:00	–	cnnvd
CVE	CVE-2026-43120	6 May 202607:40	–	cve
Cvelist	CVE-2026-43120 RDMA/irdma: Fix double free related to rereg_user_mr	6 May 202607:40	–	cvelist
Debian CVE	CVE-2026-43120	6 May 202607:40	–	debiancve
Oracle linux	Unbreakable Enterprise kernel security update	2 Jul 202600:00	–	oraclelinux
EUVD	EUVD-2026-27650	6 May 202612:30	–	euvd

Source	Link
git	www.git.kernel.org/stable/c/0c5d70bcb9d2275a1c8515a924016fcfeb4ab441
git	www.git.kernel.org/stable/c/0f22c32141acdcda266b26cab2b830baf870f3e0
git	www.git.kernel.org/stable/c/29a3edd7004bb635d299fb9bc6f0ea4ef13ed5a2
git	www.git.kernel.org/stable/c/62298a48f8b8788ad8b8464e6ffdf1ddebd2217e
git	www.git.kernel.org/stable/c/66964118f1f50ed85001c8fc9f7ab5bbdd021ee0
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/43xxx/CVE-2026-43120.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-43120
git	www.git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

16 Jul 2026 18:29Current

6Medium risk

Vulners AI Score6

CVSS 3.17.8

EPSS0.00122