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CVE-2017-7758

Date: June 11, 2018

An out-of-bounds read vulnerability with the Opus encoder when the number of channels in an audio stream changes while the encoder is in use. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

Language: Unix

Severity Score

Related Resources (15)

https://www.debian.org/security/2017/dsa-3881
https://bugzilla.mozilla.org/show_bug.cgi?id=1368490
http://www.securityfocus.com/bid/99057
https://access.redhat.com/errata/RHSA-2017:1440
https://access.redhat.com/errata/RHSA-2017:1561
https://nvd.nist.gov/vuln/detail/CVE-2017-7758
https://www.mozilla.org/security/advisories/mfsa2017-17/
https://www.mozilla.org/security/advisories/mfsa2017-15/
https://www.debian.org/security/2017/dsa-3918
http://www.securitytracker.com/id/1038689
https://www.mozilla.org/security/advisories/mfsa2017-16/
https://security-tracker.debian.org/tracker/CVE-2017-7758
https://people.canonical.com/~ubuntu-security/cve/CVE-2017-7758
https://access.redhat.com/security/cve/CVE-2017-7758
https://www.mend.io/vulnerability-database/CVE-2017-7758

Severity Score

Weakness Type (CWE)

Out-of-bounds Read

CWE-125

CVSS v3.1

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

CVSS v2

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

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