CVE-2018-19931: Buffer Overflow
First published: Fri Dec 07 2018(Updated: )
An issue was discovered in the Binary File Descriptor (BFD) library (aka libbfd), as distributed in GNU Binutils through 2.31. There is a heap-based buffer overflow in bfd_elf32_swap_phdr_in in elfcode.h because the number of program headers is not restricted.
Credit: cve@mitre.org cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GNU Binutils | <=2.31 | |
| Netapp Vasa Provider Clustered Data Ontap | >=7.2 | |
| Canonical Ubuntu Linux | =18.04 | |
| debian/binutils | 2.35.2-2 2.40-2 2.43.1-5 |
Remedy
https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5f60af5d24d181371d67534fa273dd221df20c07
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Reference Links
- https://sourceware.org/bugzilla/show_bug.cgi?id=23942
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5f60af5d24d181371d67534fa273dd221df20c07
- http://www.securityfocus.com/bid/106144
- https://security.netapp.com/advisory/ntap-20190221-0004/
- https://security.gentoo.org/glsa/201908-01
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00072.html
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00008.html
- https://usn.ubuntu.com/4336-1/
- https://launchpad.net/bugs/cve/CVE-2018-19931
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git%3Bh=5f60af5d24d181371d67534fa273dd221df20c07
- https://security-tracker.debian.org/tracker/CVE-2018-19931
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19931
- https://nvd.nist.gov/vuln/detail/CVE-2018-19931
- https://ubuntu.com/security/CVE-2018-19931
Frequently Asked Questions
What is CVE-2018-19931?
CVE-2018-19931 is a vulnerability in the Binary File Descriptor (BFD) library (aka libbfd) as distributed in GNU Binutils through version 2.31, which can lead to a heap-based buffer overflow in bfd_elf32_swap_phdr_in in elfcode.h.
How does CVE-2018-19931 affect my system?
CVE-2018-19931 affects systems that have the affected version of GNU Binutils installed, specifically versions up to and including 2.31.
What is the severity of CVE-2018-19931?
The severity of CVE-2018-19931 is not specified in the provided information.
How can I fix CVE-2018-19931?
To fix CVE-2018-19931, users should update their GNU Binutils to a version that is not affected. Refer to the provided references for specific version numbers and updates.
Where can I find more information about CVE-2018-19931?
You can find more information about CVE-2018-19931 in the provided references: [https://sourceware.org/bugzilla/show_bug.cgi?id=23942](https://sourceware.org/bugzilla/show_bug.cgi?id=23942), [https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5f60af5d24d181371d67534fa273dd221df20c07](https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=5f60af5d24d181371d67534fa273dd221df20c07), [http://www.securityfocus.com/bid/106144](http://www.securityfocus.com/bid/106144).
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