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CVE-2022-50333

HIGHCVSS 7.1/10EPSS 0.15%

Last modified

CVE-2022-50333 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.. EPSS estimates a 0.15% chance of exploitation in the next 30 days.

Description

In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.

Metrics

CVSS 3.1
7.1/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS Probability
0.15%

4.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel< 4.9.337
LinuxLinux Kernel>= 4.10, < 4.14.303
LinuxLinux Kernel>= 4.15, < 4.19.270
LinuxLinux Kernel>= 4.20, < 5.4.229
LinuxLinux Kernel>= 5.5, < 5.10.163
LinuxLinux Kernel>= 5.11, < 5.15.86
LinuxLinux Kernel>= 5.16, < 6.0.16
LinuxLinux Kernel>= 6.1, < 6.1.2

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2022-50333?
In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.
How severe is CVE-2022-50333?
CVE-2022-50333 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.15% probability of exploitation in the next 30 days.
How do I fix CVE-2022-50333?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-50333?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST