CVE-2019-11190: Race Condition
First published: Wed Apr 03 2019(Updated: )
A flaw in the load_elf_binary() function in the Linux kernel allows a local attacker to leak the base address of .text and stack sections for setuid binaries and bypass ASLR because install_exec_creds() is called too late in this function.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/kernel-rt | <0:3.10.0-1127.rt56.1093.el7 | 0:3.10.0-1127.rt56.1093.el7 |
| redhat/kernel | <0:3.10.0-1127.el7 | 0:3.10.0-1127.el7 |
| Linux Linux kernel | <4.8 | |
| IBM Data Risk Manager | <=2.0.6 | |
| debian/linux | 5.10.223-1 5.10.226-1 6.1.115-1 6.1.112-1 6.11.7-1 6.11.9-1 |
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Reference Links
- https://www.cve.org/CVERecord?id=CVE-2019-11190 https://nvd.nist.gov/vuln/detail/CVE-2019-11190
- https://bugzilla.redhat.com/show_bug.cgi?id=1699856
- https://access.redhat.com/errata/RHSA-2020:1070
- https://access.redhat.com/errata/RHSA-2020:1016
- https://access.redhat.com/security/cve/cve-2019-11190
- http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00039.html
- http://www.openwall.com/lists/oss-security/2019/04/15/1
- http://www.securityfocus.com/bid/107890
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=a5b5352558f6808db0589644ea5401b3e3148a0d
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/commit/?id=e1676b55d874a43646e8b2c46d87f2f3e45516ff
- https://lists.debian.org/debian-lts-announce/2019/05/msg00041.html
- https://lists.debian.org/debian-lts-announce/2019/05/msg00042.html
- https://usn.ubuntu.com/4008-1/
- https://usn.ubuntu.com/4008-2/
- https://usn.ubuntu.com/4008-3/
- https://www.openwall.com/lists/oss-security/2019/04/03/4
- https://www.openwall.com/lists/oss-security/2019/04/03/4/1
- https://launchpad.net/bugs/cve/CVE-2019-11190
- https://seclists.org/oss-sec/2019/q2/9
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=9f834ec18defc369d73ccf9e87a2790bfa05bf46
- https://exchange.xforce.ibmcloud.com/vulnerabilities/159469
- https://www.ibm.com/support/pages/node/6335281 (Advisory)
- https://git.kernel.org/linus/9f834ec18defc369d73ccf9e87a2790bfa05bf46
- https://security-tracker.debian.org/tracker/CVE-2019-11190
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11190
- https://nvd.nist.gov/vuln/detail/CVE-2019-11190
- https://ubuntu.com/security/CVE-2019-11190
Frequently Asked Questions
What is CVE-2019-11190?
CVE-2019-11190 is a vulnerability in the Linux kernel that allows a local attacker to bypass ASLR on setuid programs.
How severe is CVE-2019-11190?
CVE-2019-11190 has a severity level of low.
How can I fix CVE-2019-11190?
To fix CVE-2019-11190, it is recommended to update your Linux kernel to version 4.8 or higher.
What versions of Linux are affected by CVE-2019-11190?
Linux versions before 4.8 are affected by CVE-2019-11190.
Where can I find more information about CVE-2019-11190?
You can find more information about CVE-2019-11190 at the following references: [link1] [link2] [link3].
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