SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2018-20991

An issue was discovered in the smallvec crate before 0.6.3 for Rust.

CRITICAL 9.8EPSS 1.81%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.81%). 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 smallvec crate before 0.6.3 for Rust. The Iterator implementation mishandles destructors, leading to a double free.

CVSS 3.0
9.8 CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS
1.81% probability · 77th percentile
CISA KEV
Not listed
Weakness
CWE-415
Affected
servo/smallvec
Source
cve@mitre.org

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