What’s Vulnerable › Vulnerabilities

CVE-2022-48773: xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-07-16 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create If there are failures then we must not leave the non-NULL pointers with the error value, otherwise `rpcrdma_ep_destroy` gets confused and tries free them, resulting in an Oops.

Affected products

• Linux kernel: before 5.10.102; from 5.11 before 5.15.25; from 5.16 before 5.16.11 — fixed in 5.10.102, 5.15.25, 5.16.11

How to fix

Upgrade to a fixed version: Linux kernel 5.10.102, 5.15.25, 5.16.11. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/1e7433fb95ccc01629a5edaa4ced0cd8c98d0ae0
• https://git.kernel.org/stable/c/2526d4d8b209dc5ac1fbeb468149774888b2a141
• https://git.kernel.org/stable/c/9921c866dc369577c3ebb9adf2383b01b58c18de
• https://git.kernel.org/stable/c/a9c10b5b3b67b3750a10c8b089b2e05f5e176e33
• https://git.kernel.org/stable/c/1e7433fb95ccc01629a5edaa4ced0cd8c98d0ae0
• https://git.kernel.org/stable/c/2526d4d8b209dc5ac1fbeb468149774888b2a141
• https://git.kernel.org/stable/c/9921c866dc369577c3ebb9adf2383b01b58c18de
• https://git.kernel.org/stable/c/a9c10b5b3b67b3750a10c8b089b2e05f5e176e33

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