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CVE-2020-35494

Date: January 4, 2021

There's a flaw in binutils /opcodes/tic4x-dis.c. An attacker who is able to submit a crafted input file to be processed by binutils could cause usage of uninitialized memory. The highest threat is to application availability with a lower threat to data confidentiality. This flaw affects binutils versions prior to 2.34.

Language: C

Severity Score

Related Resources (10)

https://bugzilla.redhat.com/show_bug.cgi?id=1911439
https://github.com/bminor/binutils-gdb/commit/2c5b6e1a1c406cbe06e2d6f77861764ebd01b9ce
https://security-tracker.debian.org/tracker/CVE-2020-35494
https://security.gentoo.org/glsa/202107-24
https://nvd.nist.gov/vuln/detail/CVE-2020-35494
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-2020-35494
https://www.mend.io/vulnerability-database/CVE-2020-35494

Severity Score

Weakness Type (CWE)

Use of Uninitialized Resource

CWE-908

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): LOW
Integrity (I): NONE
Availability (A): HIGH

CVSS v2

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

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