CVE-2016-7425

HIGHCVSS 7.8/10EPSS 0.43%

Last modified

CVE-2016-7425 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. The arcmsr_iop_message_xfer function in drivers/scsi/arcmsr/arcmsr_hba.c in the Linux kernel through 4.8.2 does not restrict a certain length field, which allows local users to gain privileges or cause a denial of service (heap-based buffer overflow) via an ARCMSR_MESSAGE_WRITE_WQBUFFER control code.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.

Description

The arcmsr_iop_message_xfer function in drivers/scsi/arcmsr/arcmsr_hba.c in the Linux kernel through 4.8.2 does not restrict a certain length field, which allows local users to gain privileges or cause a denial of service (heap-based buffer overflow) via an ARCMSR_MESSAGE_WRITE_WQBUFFER control code.

Metrics

CVSS 3.1
7.8/10

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

EPSS Probability
0.43%

34.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
LinuxLinux Kernel>= 3.2, < 3.2.84
LinuxLinux Kernel>= 3.3, < 3.10.105
LinuxLinux Kernel>= 3.11, < 3.12.67
LinuxLinux Kernel>= 3.13, < 3.16.39
LinuxLinux Kernel>= 3.17, < 3.18.46
LinuxLinux Kernel>= 3.19, < 4.1.37
LinuxLinux Kernel>= 4.2, < 4.4.27
LinuxLinux Kernel>= 4.5, < 4.7.10
LinuxLinux Kernel>= 4.8, < 4.8.4
CanonicalUbuntu Linux12.04
CanonicalUbuntu Linux14.04
CanonicalUbuntu Linux16.04
CanonicalUbuntu Linux16.10

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2016-7425?
The arcmsr_iop_message_xfer function in drivers/scsi/arcmsr/arcmsr_hba.c in the Linux kernel through 4.8.2 does not restrict a certain length field, which allows local users to gain privileges or cause a denial of service (heap-based buffer overflow) via an ARCMSR_MESSAGE_WRITE_WQBUFFER control code.
How severe is CVE-2016-7425?
CVE-2016-7425 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2016-7425?
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-2016-7425?

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

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Source: NVD / NIST