7.8

CVE-2017-18595: linux linux_kernel Double Free

Modified
AliasesUBUNTU-CVE-2017-18595DEBIAN-CVE-2017-18595
Published 04-09-2019Last modified 05-08-2024

Vulnerability summary

CVE-2017-18595 is a high (CVSS 7.8) Double Free vulnerability in linux linux_kernel. EPSS estimates a 0.36% chance of exploitation in the next 30 days, higher than 30.2% of scored vulnerabilities.

Priority
Routine

Not severe (CVSS 7.8, local access); no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
7.8/10
010
High · v3.1 (NVD)
EPSS score
0.36%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 24 · Related 15
OPENSUSE-SU-2019:2307-1OPENSUSE-SU-2019:2308-1RHSA-2020:2082RHSA-2020:2085RHSA-2020:2104RHSA-2020:2214

Timeline

  1. 04-09-2019
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

An issue was discovered in the Linux kernel before 4.14.11. A double free may be caused by the function allocate_trace_buffer in the file kernel/trace/trace.c.

CVSS metrics

5 scores · 3 sources · 3 versions

EPSS trend

Probability

0.36%

Chance of exploitation in the next 30 days

Percentile

30%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.36% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Version check

Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.

Ubuntu20 products
  • linuxAll versions (No fix recorded) | < 4.4.0-119.143
  • linux-aws< 4.4.0-1016.16 | < 4.4.0-1054.63
  • linux-azure< 4.15.0-1013.13~16.04.2
  • linux-azure-6.11All versions (No fix recorded)
  • linux-azure-fdeAll versions (No fix recorded)
Debian1 product
  • linux< 4.14.12-1
Linux1 product
  • linux_kernel≥ 3.10, < 3.16.55 | ≥ 3.17, < 3.18.91 | ≥ 3.19, < 4.1.50 | ≥ 4.2, < 4.4.109 | ≥ 4.5, < 4.9.74 | ≥ 4.10, < 4.14.11
Opensuse1 product

4 vendors · 23 products

References

8 links