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6.9
CVSSv2

CVE-2019-11811

Published: 07/05/2019 Updated: 11/08/2023
CVSS v2 Base Score: 6.9 | Impact Score: 10 | Exploitability Score: 3.4
CVSS v3 Base Score: 7 | Impact Score: 5.9 | Exploitability Score: 1
VMScore: 615
Vector: AV:L/AC:M/Au:N/C:C/I:C/A:C
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Vulnerability Summary

An issue exists in the Linux kernel prior to 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmi_si module is removed, related to drivers/char/ipmi/ipmi_si_intf.c, drivers/char/ipmi/ipmi_si_mem_io.c, and drivers/char/ipmi/ipmi_si_port_io.c.

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Vendor Advisories

Red Hat: Important: kernel security, bug fix, and enhancement update
Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring S ...
Red Hat: Important: kernel-rt security and bug fix update
Synopsis Important: kernel-rt security and bug fix update Type/Severity Security Advisory: Important Topic An update for kernel-rt is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (C ...
Red Hat: Important: kernel-alt security and bug fix update
Synopsis Important: kernel-alt security and bug fix update Type/Severity Security Advisory: Important Topic An update for kernel-alt is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System ...
Red Hat: Important: kernel-rt security and bug fix update
Synopsis Important: kernel-rt security and bug fix update Type/Severity Security Advisory: Important Topic An update for kernel-rt is now available for Red Hat Enterprise Linux 8Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (C ...
Red Hat: Important: kernel security, bug fix, and enhancement update
Synopsis Important: kernel security, bug fix, and enhancement update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 7Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring S ...
Red Hat: Important: kernel security and bug fix update
Synopsis Important: kernel security and bug fix update Type/Severity Security Advisory: Important Topic An update for kernel is now available for Red Hat Enterprise Linux 74 Advanced Update Support, Red Hat Enterprise Linux 74 Telco Extended Update Support, and Red Hat Enterprise Linux 74 Update Services ...
Red Hat: Moderate: kernel security and bug fix update
Synopsis Moderate: kernel security and bug fix update Type/Severity Security Advisory: Moderate Topic An update for kernel is now available for Red Hat Enterprise Linux 75 Extended Update SupportRed Hat Product Security has rated this update as having a security impact of Moderate A Common Vulnerability ...
Red Hat: Important: kernel-rt security and bug fix update
Synopsis Important: kernel-rt security and bug fix update Type/Severity Security Advisory: Important Topic An update for kernel-rt is now available for Red Hat Enterprise MRG 2Red Hat Product Security has rated this update as having a security impact of Important A Common Vulnerability Scoring System (CVS ...
Red Hat: CVE-2019-11811
Impact: Important Public Date: 2019-05-07 CWE: CWE-416 Bugzilla: 1709180: CVE-2019-11811 kernel: use-af ...

References

CWE-416https://github.com/torvalds/linux/commit/401e7e88d4ef80188ffa07095ac00456f901b8c4https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=401e7e88d4ef80188ffa07095ac00456f901b8c4https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.4http://lists.opensuse.org/opensuse-security-announce/2019-05/msg00071.htmlhttps://support.f5.com/csp/article/K01512680https://security.netapp.com/advisory/ntap-20190719-0003/http://www.securityfocus.com/bid/108410https://access.redhat.com/errata/RHSA-2019:1873https://access.redhat.com/errata/RHSA-2019:1891https://access.redhat.com/errata/RHSA-2019:1959https://access.redhat.com/errata/RHSA-2019:1971https://access.redhat.com/errata/RHSA-2019:4058https://access.redhat.com/errata/RHSA-2019:4057https://access.redhat.com/errata/RHSA-2020:0036https://nvd.nist.govhttps://access.redhat.com/errata/RHSA-2019:1959https://access.redhat.com/security/cve/cve-2019-11811
CVSSv2
CVSSv2
CVSSv3
VMScore
Recommendations:
CVE-2024-4040privilege escalationCVE-2024-4112CVE-2024-32872man-in-the-middleCVE-2024-32788bypassCVE-2024-3400CVE-2024-28976
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