SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2017-1000364

An issue was discovered in the size of the stack guard page on Linux, specifically a 4k stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed), this affects Linux Kernel versions 4.11.5 and earlier (the…

HIGH 7.4EPSS 5.19%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (5.19%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

An issue was discovered in the size of the stack guard page on Linux, specifically a 4k stack guard page is not sufficiently large and can be "jumped" over (the stack guard page is bypassed), this affects Linux Kernel versions 4.11.5 and earlier (the stackguard page was introduced in 2010).

CVSS 3.0
7.4 HIGHCVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
5.19% probability · 92th percentile
CISA KEV
Not listed
Weakness
CWE-119
Affected
linux/linux kernel
Source
cve@mitre.org

References

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.