Confirmed as exploited
CVE-2018-14634
An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.
01 / ACTION
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
02 / AFFECTED SOFTWARE
Affected packages
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
Linux Kernel contains an integer overflow vulnerability in the create_elf_tables() function which could allow an unprivileged local user with access to SUID (or otherwise privileged) binary to escalate their privileges on the system.
An integer overflow flaw was found in the Linux kernel's create_elf_tables() function. An unprivileged local user with access to SUID (or otherwise privileged) binary could use this flaw to escalate their privileges on the system. Kernel versions 2.6.x, 3.10.x and 4.14.x are believed to be vulnerable.
05 / REFERENCES
Further evidence
- http://www.openwall.com/lists/oss-security/2021/07/20/2
- http://www.securityfocus.com/bid/105407
- https://access.redhat.com/errata/RHSA-2018:2748
- https://access.redhat.com/errata/RHSA-2018:2763
- https://access.redhat.com/errata/RHSA-2018:2846
- https://access.redhat.com/errata/RHSA-2018:2924
- https://access.redhat.com/errata/RHSA-2018:2925
- https://access.redhat.com/errata/RHSA-2018:2933
- https://access.redhat.com/errata/RHSA-2018:3540
- https://access.redhat.com/errata/RHSA-2018:3586
- https://access.redhat.com/errata/RHSA-2018:3590
- https://access.redhat.com/errata/RHSA-2018:3591
- https://access.redhat.com/errata/RHSA-2018:3643
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14634
- https://security.netapp.com/advisory/ntap-20190204-0002/
- https://security.paloaltonetworks.com/CVE-2018-14634
- https://support.f5.com/csp/article/K20934447?utm_source=f5support&%3Butm_medium=RSS
- https://usn.ubuntu.com/3775-1/
- https://usn.ubuntu.com/3775-2/
- https://usn.ubuntu.com/3779-1/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-14634
- https://www.exploit-db.com/exploits/45516/
- https://www.openwall.com/lists/oss-security/2018/09/25/4