Home/CVE/A NULL pointer dereference flaw in diFree in fs/jfs/inode.c in Journaled File System (JFS)in the Linux kernel. This coul
CVE

CVE-2022-3202

A NULL pointer dereference flaw in diFree in fs/jfs/inode.c in Journaled File System (JFS)in the Linux kernel. This coul

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.

HIGH · CVSS 7.1 EPSS 0.00026
Schedule remediation
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-476NULL Pointer Dereference
CWE-476NULL Pointer Dereference
▤

Affected Products & Versions

13
linux kernel< 4.9.311
linux kernel>= 4.10 and < 4.14.276
linux kernel>= 4.15 and < 4.19.238
linux kernel>= 4.20 and < 5.4.189
linux kernel>= 5.5.0 and < 5.10.111
linux kernel>= 5.11 and < 5.15.34
linux kernel>= 5.16 and < 5.16.20
linux kernel>= 5.17 and < 5.17.3
▣

Scoring & Timeline

7.1
HIGH · CVSS v3.1 · secalert@redhat.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Sep 2022 · 03:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
⚑

Vendor Advisories

5
suse-csafSUSE-SU-2022:4617-1
suse-csafSUSE-SU-2022:3844-1
suse-csafSUSE-SU-2022:3585-1
usnUSN-5650-1
msrcCVE-2022-3202
🔗

References & Sources

2
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/torvalds/linux/commit/a53046291020ec41e09181396c1e829287b48d47Patch
https://security.netapp.com/advisory/ntap-20221228-0007/Third Party Advisory
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