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CVE-2020-35495

Good to know:

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Date: January 4, 2021

There's a flaw in binutils /bfd/pef.c. An attacker who is able to submit a crafted input file to be processed by the objdump program could cause a null pointer dereference. The greatest threat from this flaw is to application availability. This flaw affects binutils versions prior to 2.34.

Language: C

Severity Score

Related Resources (10)

https://github.com/bminor/binutils-gdb/commit/7a0fb7be96e0ce79e1ae429bc1ba913e5244d537
https://security-tracker.debian.org/tracker/CVE-2020-35495
https://security.gentoo.org/glsa/202107-24
https://nvd.nist.gov/vuln/detail/CVE-2020-35495
https://bugzilla.redhat.com/show_bug.cgi?id=1911441
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4KOK3QWSVOUJWJ54HVGIFWNLWQ5ZY4S6/
https://security.netapp.com/advisory/ntap-20210212-0007/
https://access.redhat.com/security/cve/CVE-2020-35495
https://www.mend.io/vulnerability-database/CVE-2020-35495

Severity Score

Weakness Type (CWE)

NULL Pointer Dereference

CWE-476

Top Fix

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Upgrade Version

Upgrade to version binutils-2_34

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): REQUIRED
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): MEDIUM
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): NONE
Availability (A): PARTIAL
Additional information:

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