Out-of-bounds Write Affecting glibc package, versions <2.27-1
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-DEBIANUNSTABLE-GLIBC-356605
- published1 Feb 2018
- disclosed1 Feb 2018
Introduced: 1 Feb 2018
CVE-2018-6485 (opens in a new tab)How to fix?
Upgrade Debian:unstable glibc to version 2.27-1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream glibc package and not the glibc package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
An integer overflow in the implementation of the posix_memalign in memalign functions in the GNU C Library (aka glibc or libc6) 2.26 and earlier could cause these functions to return a pointer to a heap area that is too small, potentially leading to heap corruption.
References
- https://security-tracker.debian.org/tracker/CVE-2018-6485
- https://sourceware.org/bugzilla/show_bug.cgi?id=22343
- http://bugs.debian.org/878159
- https://security.netapp.com/advisory/ntap-20190404-0003/
- 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/102912
- https://usn.ubuntu.com/4416-1/
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2018-6485
- https://usn.ubuntu.com/4218-1/