Executive Summary

Informations
NameCVE-2018-20856First vendor Publication2019-07-26
VendorCveLast vendor Modification2019-08-13

Security-Database Scoring CVSS v2

Cvss vector : (AV:L/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score4.6Attack RangeLocal
Cvss Impact Score6.4Attack ComplexityLow
Cvss Expoit Score3.9AuthenticationNone Required
Calculate full CVSS 2.0 Vectors scores

Detail

An issue was discovered in the Linux kernel before 4.18.7. In block/blk-core.c, there is an __blk_drain_queue() use-after-free because a certain error case is mishandled.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-20856

CWE : Common Weakness Enumeration

%idName
100 %CWE-416Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Os2847

Sources (Detail)

SourceUrl
BUGTRAQ https://seclists.org/bugtraq/2019/Aug/18
https://seclists.org/bugtraq/2019/Aug/26
DEBIAN https://www.debian.org/security/2019/dsa-4497
MISC http://packetstormsecurity.com/files/154059/Slackware-Security-Advisory-Slack...
https://cdn.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.18.7
https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=54...
https://github.com/torvalds/linux/commit/54648cf1ec2d7f4b6a71767799c45676a138...
MLIST https://lists.debian.org/debian-lts-announce/2019/08/msg00017.html
UBUNTU https://usn.ubuntu.com/4094-1/

Alert History

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DateInformations
2019-08-16 05:19:20
  • Multiple Updates
2019-08-14 21:19:57
  • Multiple Updates
2019-08-14 17:19:26
  • Multiple Updates
2019-08-14 05:18:55
  • Multiple Updates
2019-08-14 00:19:28
  • Multiple Updates
2019-08-01 17:19:26
  • Multiple Updates
2019-07-26 17:19:21
  • Multiple Updates
2019-07-26 13:19:28
  • First insertion