What’s Vulnerable › Vulnerabilities
CVE-2018-11237
- Severity: high (CVSS 7.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 0.9% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2018-05-18 · updated 2026-06-17
- Weakness: CWE-787
Description
An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper.
Affected products
- Canonical Ubuntu Linux: 16.04, 18.04, 19.10
- GNU C Library (glibc): through 2.27
- NetApp Data Ontap Edge: all versions
- NetApp Element Software Management: all versions
- Oracle Corporation Communications Session Border Controller: 8.0.0, 8.1.0, 8.2.0
- Oracle Corporation Enterprise Communications Broker: 3.0.0, 3.1.0
- RedHat Enterprise Linux Desktop: 7.0
- RedHat Enterprise Linux Server: 7.0
- RedHat Enterprise Linux Workstation: 7.0
- RedHat Virtualization Host: 4.0
References
- http://www.securityfocus.com/bid/104256
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2018:3092
- https://security.netapp.com/advisory/ntap-20190329-0001/
- https://security.netapp.com/advisory/ntap-20190401-0001/
- https://sourceware.org/bugzilla/show_bug.cgi?id=23196
- https://usn.ubuntu.com/4416-1/
- https://www.exploit-db.com/exploits/44750/
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- http://www.securityfocus.com/bid/104256
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2018:3092
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