What’s Vulnerable › Vulnerabilities

CVE-2022-3202

• Severity: high (CVSS 7.1 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: 2022-09-14 · updated 2026-06-17
• Weakness: CWE-476

Description

A NULL pointer dereference flaw in diFree in fs/jfs/inode.c in Journaled File System (JFS)in the Linux kernel. This could allow a local attacker to crash the system or leak kernel internal information.

Affected products

• Linux kernel: before 4.9.311; from 4.10 before 4.14.276; from 4.15 before 4.19.238; from 4.20 before 5.4.189; from 5.5.0 before 5.10.111; from 5.11 before 5.15.34 — fixed in 4.14.276, 4.19.238, 4.9.311, 5.10.111, 5.15.34, 5.16.20
• NetApp H300S Firmware: all versions
• NetApp H410C Firmware: all versions
• NetApp H410S Firmware: all versions
• NetApp H500S Firmware: all versions
• NetApp H700S Firmware: all versions

How to fix

Upgrade to a fixed version: Linux kernel 4.14.276, 4.19.238, 4.9.311, 5.10.111. Check the vendor advisory for mitigations.

References

• https://github.com/torvalds/linux/commit/a53046291020ec41e09181396c1e829287b48d47
• https://security.netapp.com/advisory/ntap-20221228-0007/
• https://github.com/torvalds/linux/commit/a53046291020ec41e09181396c1e829287b48d47
• https://security.netapp.com/advisory/ntap-20221228-0007/

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