Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package eglibc (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UBUNTU1404-EGLIBC-614781
- published18 May 2018
- disclosed18 May 2018
Introduced: 18 May 2018
CVE-2018-11237 (opens in a new tab)Amendment
The Ubuntu security team deemed this advisory irrelevant for Ubuntu:14.04.
NVD Description
Note: Versions mentioned in the description apply only to the upstream eglibc package and not the eglibc package as distributed by Ubuntu.
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.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-11237
- https://security-tracker.debian.org/tracker/CVE-2018-11237
- https://www.exploit-db.com/exploits/44750/
- https://sourceware.org/bugzilla/show_bug.cgi?id=23196
- https://security.netapp.com/advisory/ntap-20190329-0001/
- https://security.netapp.com/advisory/ntap-20190401-0001/
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html
- https://access.redhat.com/errata/RHBA-2019:0327
- https://access.redhat.com/errata/RHSA-2018:3092
- http://www.securityfocus.com/bid/104256
- https://usn.ubuntu.com/4416-1/