CVE-2025-21892 RDMA/mlx5: Fix the recovery flow of the UMR QP

🗓️ 27 Mar 2025 14:57:17Reported by LinuxType

Patch fixes RDMA/mlx5 recovery flow to prevent task blocking and lost control queue entries.

Reporter	Title	Published	Views	Family All 177
AstraLinux	Astra Linux – Vulnerability in Linux 6.12	16 Jun 202511:28	–	astralinux
BDU FSTEC	The vulnerability of the mlx5r_umr_cleanup() function in the drivers/infiniband/hw/mlx5/umr.c file of the Linux kernel’s InfiniBand support driver allows a malicious actor to cause a service failure.	1 Apr 202600:00	–	bdu_fstec
CNNVD	Linux kernel 安全漏洞	27 Mar 202500:00	–	cnnvd
CVE	CVE-2025-21892	27 Mar 202514:57	–	cve
Debian CVE	CVE-2025-21892	27 Mar 202514:57	–	debiancve
Oracle linux	Unbreakable Enterprise kernel security update	17 Jul 202500:00	–	oraclelinux
Oracle linux	Unbreakable Enterprise kernel security update	10 May 202600:00	–	oraclelinux
EUVD	EUVD-2025-8468	3 Oct 202520:07	–	euvd
Hewlett-Packard	HP ThinPro 8.1 SP8 Security Updates	27 Oct 202500:00	–	hp
Microsoft CVE	RDMA/mlx5: Fix the recovery flow of the UMR QP	4 Sep 202500:24	–	mscve

[
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "unaffected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/mlx5/umr.c"
    ],
    "versions": [
      {
        "version": "158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2",
        "lessThan": "3e3bf255992cc02404e9d209b127c1c9944239cf",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2",
        "lessThan": "1d2b84d8d054313deed2b2fcafe1168bbcb9e99f",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "158e71bb69e368b8b33e8b7c4ac8c111da0c1ae2",
        "lessThan": "d97505baea64d93538b16baf14ce7b8c1fbad746",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "d8f7bff9a42627d37f4ecffeb01e44db42167175",
        "status": "affected",
        "versionType": "git"
      },
      {
        "version": "5.19.10",
        "lessThan": "5.20",
        "status": "affected",
        "versionType": "semver"
      }
    ]
  },
  {
    "product": "Linux",
    "vendor": "Linux",
    "defaultStatus": "affected",
    "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
    "programFiles": [
      "drivers/infiniband/hw/mlx5/umr.c"
    ],
    "versions": [
      {
        "version": "6.0",
        "status": "affected"
      },
      {
        "version": "0",
        "lessThan": "6.0",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.12.18",
        "lessThanOrEqual": "6.12.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.13.6",
        "lessThanOrEqual": "6.13.*",
        "status": "unaffected",
        "versionType": "semver"
      },
      {
        "version": "6.14",
        "lessThanOrEqual": "*",
        "status": "unaffected",
        "versionType": "original_commit_for_fix"
      }
    ]
  }
]

Source	Link
git	www.git.kernel.org/stable/c/d97505baea64d93538b16baf14ce7b8c1fbad746
git	www.git.kernel.org/stable/c/3e3bf255992cc02404e9d209b127c1c9944239cf
git	www.git.kernel.org/stable/c/1d2b84d8d054313deed2b2fcafe1168bbcb9e99f

23 May 2026 15:57Current

EPSS0.00126