CVE-2020-35495: Null Pointer Dereference
First published: Tue Dec 29 2020(Updated: )
GNU Binutils before 2.34 has a NULL pointer deference vulnerability in function bfd_pef_parse_symbols (file bfd/pef.c) which could allow attackers to cause a denial of service. Reference: <a href="https://sourceware.org/bugzilla/show_bug.cgi?id=25306">https://sourceware.org/bugzilla/show_bug.cgi?id=25306</a>
Credit: secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/binutils | <2.34 | 2.34 |
| GNU Binutils | <2.34 | |
| Fedoraproject Fedora | =32 | |
| Netapp Cloud Backup | ||
| NetApp ONTAP Select Deploy administration utility | ||
| IBM Cloud Pak for Business Automation | ||
| Netapp Solidfire \& Hci Management Node | ||
| Broadcom Brocade Fabric Operating System Firmware | ||
| IBM Cloud Pak for Business Automation | ||
| Netapp Hci Compute Node |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1911441
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
- https://security.gentoo.org/glsa/202107-24
- https://security.netapp.com/advisory/ntap-20210212-0007/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
- https://sourceware.org/bugzilla/show_bug.cgi?id=25306
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1911442
- https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7a0fb7be96e0ce79e1ae429bc1ba913e5244d537
Frequently Asked Questions
What is CVE-2020-35495?
CVE-2020-35495 is a vulnerability in binutils /bfd/pef.c that allows an attacker to cause a null pointer dereference by submitting a crafted input file to the objdump program.
What is the greatest threat from CVE-2020-35495?
The greatest threat from CVE-2020-35495 is to application availability.
Which software versions are affected by CVE-2020-35495?
CVE-2020-35495 affects binutils versions prior to 2.34.
How can I fix CVE-2020-35495?
To fix CVE-2020-35495, you should upgrade to binutils version 2.34 or higher.
Where can I find more information about CVE-2020-35495?
You can find more information about CVE-2020-35495 at the following references: [1](https://sourceware.org/bugzilla/show_bug.cgi?id=25306), [2](https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1911442), [3](https://sourceware.org/git/gitweb.cgi?p=binutils-gdb.git;h=7a0fb7be96e0ce79e1ae429bc1ba913e5244d537).
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