CVE-2018-11237
HIGH
7.8
CVSS Score
Published: May 18, 2018 at 04:00 PM UTC
Updated: June 17, 2026 at 01:35 AM UTC
10 products affected across 5 vendorsUbuntu LinuxEnterprise Linux DesktopEnterprise Linux Server
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Severity
HIGH7.8
Exploit prediction
EPSS 0.9%
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%All versions
All versions
95%
Enterprise Linux Server· Red Hatrubygems
95%95%
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (9)
Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHBA-2019:0327Vendor Advisoryx_refsource_REDHATThird Party Advisory
Source: [email protected]
https://access.redhat.com/errata/RHSA-2018:3092x_refsource_CONFIRMBroken Link
Source: [email protected]
https://security.netapp.com/advisory/ntap-20190329-0001/x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20190401-0001/x_refsource_MISCIssue TrackingPatchThird Party Advisory
Source: [email protected]
https://sourceware.org/bugzilla/show_bug.cgi?id=23196Vendor Advisoryx_refsource_UBUNTUThird Party Advisory
Source: [email protected]
https://usn.ubuntu.com/4416-1/Exploitx_refsource_EXPLOIT-DBBroken LinkThird Party AdvisoryVDB Entry
Source: [email protected]
https://www.exploit-db.com/exploits/44750/CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-787
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