CVE-2021-47265

linux: In the Linux kernel, the following vulnerability has been resolved: RDMA: Verify port when creating flow rule Valid...

CVE-2021-47265 is fixed in linux on 1 platform, first by DEBIAN-CVE-2021-47265, released May 21, 2024. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0020
9th percentile

In the Linux kernel, the following vulnerability has been resolved: RDMA: Verify port when creating flow rule Validate port value provided by the user and with that remove no longer needed validation by the driver. The missing check in the mlx5_ib driver could cause to the below oops. Call trace: _create_flow_rule+0x2d4/0xf28 [mlx5_ib] mlx5_ib_create_flow+0x2d0/0x5b0 [mlx5_ib] ib_uverbs_ex_create_flow+0x4cc/0x624 [ib_uverbs] ib_uverbs_handler_UVERBS_METHOD_INVOKE_WRITE+0xd4/0x150 [ib_uverbs] ib_uverbs_cmd_verbs.isra.7+0xb28/0xc50 [ib_uverbs] ib_uverbs_ioctl+0x158/0x1d0 [ib_uverbs] do_vfs_ioctl+0xd0/0xaf0 ksys_ioctl+0x84/0xb4 __arm64_sys_ioctl+0x28/0xc4 el0_svc_common.constprop.3+0xa4/0x254 el0_svc_handler+0x84/0xa0 el0_svc+0x10/0x26c Code: b9401260 f9615681 51000400 8b001c20 (f9403c1a)

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 12.15 (bookworm) 5.14.6-1 DEBIAN-CVE-2021-47265 May 21, 2024
linux · Debian 13.5 (trixie) 5.14.6-1 DEBIAN-CVE-2021-47265 May 21, 2024
linux · Debian 14 5.14.6-1 DEBIAN-CVE-2021-47265 May 21, 2024

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