CVE-2019-19319

CVSS V2 Medium 4.4 CVSS V3 Medium 6.5
Description
In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.
Overview
  • CVE ID
  • CVE-2019-19319
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Modified
  • Published Version
  • 2019-11-27T23:15:11
  • Last Modified Date
  • 2021-02-09T19:15:12
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:5.0.21:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:* 1 OR
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • LOCAL
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.4
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 0.6
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://github.com/bobfuzzer/CVE/tree/master/CVE-2019-19319 Exploit Third Party Advisory
https://security.netapp.com/advisory/ntap-20200103-0001/ Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00021.html Mailing List Third Party Advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
https://lists.debian.org/debian-lts-announce/2020/06/msg00012.html
https://www.debian.org/security/2020/dsa-4698
https://usn.ubuntu.com/4391-1/
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=345c0dbf3a30
https://bugzilla.suse.com/show_bug.cgi?id=1158021
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2019-19319
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-19319
History
Created Old Value New Value Data Type Notes
2022-05-10 07:23:52 Added to TrackCVE
2022-12-04 07:10:57 2019-11-27T23:15Z 2019-11-27T23:15:11 CVE Published Date updated
2022-12-04 07:10:57 2021-02-09T19:15:12 CVE Modified Date updated
2022-12-04 07:10:57 Modified Vulnerability Status updated