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This CVE record has been updated after NVD enrichment efforts were completed. Enrichment data supplied by the NVD may require amendment due to these changes.
Description
In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
Metrics
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OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.20.11
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.10 up to (excluding) 4.14.103
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.19 up to (excluding) 4.19.25
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 4.20 up to (excluding) 4.20.12
*cpe:2.3:o:linux:linux_kernel:5.0:rc1:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc2:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc3:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc4:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc5:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc6:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc7:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:5.0:rc8:*:*:*:*:*:*
Added
CPE Configuration
OR
*cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*
*cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*
*cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
*cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
Added
CPE Configuration
OR
*cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:*
Changed
Reference Type
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html No Types Assigned
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00052.html Mailing List, Third Party Advisory
Changed
Reference Type
https://access.redhat.com/errata/RHSA-2020:0174 No Types Assigned
https://access.redhat.com/errata/RHSA-2020:0174 Third Party Advisory
Changed
Reference Type
https://usn.ubuntu.com/3930-1/ No Types Assigned
https://usn.ubuntu.com/3930-1/ Third Party Advisory
Changed
Reference Type
https://usn.ubuntu.com/3930-2/ No Types Assigned
https://usn.ubuntu.com/3930-2/ Third Party Advisory
Changed
Reference Type
https://usn.ubuntu.com/3931-1/ No Types Assigned
https://usn.ubuntu.com/3931-1/ Third Party Advisory
Changed
Reference Type
https://usn.ubuntu.com/3931-2/ No Types Assigned
https://usn.ubuntu.com/3931-2/ Third Party Advisory
OR
*cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
Added
Reference
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-8912 [Issue Tracking, Patch, Third Party Advisory]
Modified Analysis by NIST2/25/2019 3:37:09 PM
Action
Type
Old Value
New Value
Changed
CPE Configuration
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.20.10
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.20.11
CVE Modified by MITRE2/20/2019 8:29:00 PM
Action
Type
Old Value
New Value
Changed
Description
In the Linux kernel through 4.20.10, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
In the Linux kernel through 4.20.11, af_alg_release() in crypto/af_alg.c neglects to set a NULL value for a certain structure member, which leads to a use-after-free in sockfs_setattr.
Initial Analysis by NIST2/19/2019 4:12:17 PM
Action
Type
Old Value
New Value
Added
CVSS V3
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Added
CVSS V2
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Added
CWE
CWE-416
Added
CPE Configuration
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (including) 4.20.10
Changed
Reference Type
http://patchwork.ozlabs.org/patch/1042902/ No Types Assigned
http://patchwork.ozlabs.org/patch/1042902/ Patch, Third Party Advisory
Changed
Reference Type
http://www.securityfocus.com/bid/107063 No Types Assigned
http://www.securityfocus.com/bid/107063 Third Party Advisory, VDB Entry
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