7.8

CVE-2017-6074: debian debian_linux Double Free

Modified
AliasesRHSA-2017:0293RHSA-2017:0294RHSA-2017:0295
Published 18-02-2017Last modified 05-08-2024

Vulnerability summary

CVE-2017-6074 is a high (CVSS 7.8) Double Free vulnerability in debian debian_linux. EPSS estimates a 5.96% chance of exploitation in the next 30 days, higher than 93.3% of scored vulnerabilities. 2 public exploits are recorded.

Priority
Prioritisepublic exploit

Public exploit (exploit-database, 26-02-2017)

Source freshness unavailable

How is this decided?
CVSS score
7.8/10
010
High · v3.1 (NVD)
EPSS score
5.96%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits2exploit-database

Advisory lineage

Upstream 0 · Downstream 19 · Related 10
DLA-833-1DSA-3791-1MGASA-2017-0063MGASA-2017-0064MGASA-2017-0065RHSA-2017:0323

Timeline

  1. 18-02-2017
    PublishedVulnerability first disclosed.
  2. 05-08-2024
    Last modifiedVulnerability information updated.

Description

The dccp_rcv_state_process function in net/dccp/input.c in the Linux kernel through 4.9.11 mishandles DCCP_PKT_REQUEST packet data structures in the LISTEN state, which allows local users to obtain root privileges or cause a denial of service (double free) via an application that makes an IPV6_RECVPKTINFO setsockopt system call.

CVSS metrics

6 scores · 4 sources · 3 versions

EPSS trend

Probability

5.96%

Chance of exploitation in the next 30 days

Percentile

93%

Versus all other CVEs

30-day change

No change 0.00 pp

From 5.96% on 05-10-2026

05-10-202604-11-2026

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

2 found
  • exploit-databasedoslinuxUnverified

    Linux Kernel 4.4.0 (Ubuntu) - DCCP Double-Free (PoC)

    Maturity: poc

  • exploit-databaselocallinuxUnverified

    Linux Kernel 4.4.0 (Ubuntu) - DCCP Double-Free Privilege Escalation

    Maturity: poc

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.

Redhat45 products
  • kernel< 0:2.6.32-358.77.1.el6 | < 0:2.6.32-220.70.1.el6 | < 0:2.6.32-431.78.1.el6 | < 0:3.10.0-229.49.1.el7 | < 0:3.10.0-229.49.1.ael7b | < 0:3.10.0-327.49.2.el7 | < 0:2.6.32-642.13.2.el6 | < 0:3.10.0-514.6.2.el7 | < 0:2.6.32-573.40.1.el6 | < 0:2.6.32-504.57.1.el6
  • kernel-abi-whitelists< 0:2.6.32-431.78.1.el6 | < 0:3.10.0-229.49.1.el7 | < 0:3.10.0-229.49.1.ael7b | < 0:3.10.0-327.49.2.el7 | < 0:2.6.32-642.13.2.el6 | < 0:3.10.0-514.6.2.el7 | < 0:2.6.32-573.40.1.el6 | < 0:2.6.32-504.57.1.el6
  • kernel-bootwrapper< 0:3.10.0-229.49.1.ael7b | < 0:3.10.0-327.49.2.el7 | < 0:2.6.32-642.13.2.el6 | < 0:3.10.0-514.6.2.el7 | < 0:2.6.32-573.40.1.el6
  • kernel-debug< 0:2.6.32-358.77.1.el6 | < 0:2.6.32-220.70.1.el6 | < 0:2.6.32-431.78.1.el6 | < 0:3.10.0-229.49.1.el7 | < 0:3.10.0-229.49.1.ael7b | < 0:3.10.0-327.49.2.el7 | < 0:2.6.32-642.13.2.el6 | < 0:3.10.0-514.6.2.el7 | < 0:2.6.32-573.40.1.el6 | < 0:2.6.32-504.57.1.el6
  • kernel-debug-debuginfo< 0:2.6.32-358.77.1.el6 | < 0:2.6.32-220.70.1.el6 | < 0:2.6.32-431.78.1.el6 | < 0:3.10.0-229.49.1.el7 | < 0:3.10.0-229.49.1.ael7b | < 0:3.10.0-327.49.2.el7 | < 0:2.6.32-642.13.2.el6 | < 0:3.10.0-514.6.2.el7 | < 0:2.6.32-573.40.1.el6 | < 0:2.6.32-504.57.1.el6
Ubuntu7 products
  • linux< 3.13.0-110.157 | < 4.4.0-64.85
  • linux-aws< 4.4.0-1004.13
  • linux-euclid< 4.4.0-9029.31
  • linux-hwe< 4.8.0-39.42~16.04.1
  • linux-lts-xenial< 4.4.0-64.85~14.04.1
Debian2 products
Linux1 product
  • linux_kernel< 3.2.86 | ≥ 3.3, < 3.10.106 | ≥ 3.11, < 3.12.71 | ≥ 3.13, < 3.16.41 | ≥ 3.17, < 3.18.49 | ≥ 3.19, < 4.1.41 | ≥ 4.2, < 4.4.52 | ≥ 4.5, < 4.9.13

4 vendors · 55 products

References

67 links
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