CVE-2019-8912

kernel: 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

Published Feb 18, 2019 CVSS 3.1 · 7.8 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
EUVD EUVD EUVD-2019-18300 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.
Ubuntu USN Ubuntu USN USN-3930-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3930-2 Linux kernel (HWE) vulnerabilities
Ubuntu USN Ubuntu USN USN-3931-1 Linux kernel vulnerabilities
Ubuntu USN Ubuntu USN USN-3931-2 Linux kernel (HWE) vulnerabilities
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 4, 2024, 9:31 PM
Reserved
Feb 18, 2019, 12:00 AM
Status
Modified
Published
Feb 18, 2019, 6:29 PM
Modified
Jun 17, 2026, 2:42 AM
Severity
Important
Public date
Feb 15, 2019, 12:00 AM