Critical severity9.1NVD Advisory· Published Jun 11, 2018· Updated Jun 17, 2026
CVE-2017-7758
CVE-2017-7758
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
51- osv-coords48 versionspkg:rpm/opensuse/MozillaThunderbird&distro=openSUSE%20Tumbleweedpkg:rpm/suse/firefox-gcc5&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/firefox-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/firefox-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/firefox-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/firefox-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/firefox-libffi-gcc5&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/firefox-libffi-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/firefox-libffi-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/firefox-libffi-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/firefox-libffi-gcc5&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/MozillaFirefox-branding-SLED&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/MozillaFirefox-branding-SLE&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Desktop%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20Raspberry%20Pi%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/MozillaFirefox&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2012%20SP2pkg:rpm/suse/MozillaFirefox&distro=SUSE%20OpenStack%20Cloud%206pkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Point%20of%20Sale%2011%20SP3pkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-LTSSpkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP3-TERADATApkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4pkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2011%20SP4pkg:rpm/suse/mozilla-nss&distro=SUSE%20Linux%20Enterprise%20Software%20Development%20Kit%2011%20SP4pkg:rpm/suse/MozillaThunderbird&distro=SUSE%20Package%20Hub%2012
< 91.1.1-1.1+ 47 more
- (no CPE)range: < 91.1.1-1.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 5.3.1+r233831-7.1
- (no CPE)range: < 52-24.3.44
- (no CPE)range: < 52-24.3.44
- (no CPE)range: < 52-24.3.44
- (no CPE)range: < 52-24.3.44
- (no CPE)range: < 52-24.3.44
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52-31.1
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-72.5.2
- (no CPE)range: < 52.2.0esr-72.5.2
- (no CPE)range: < 52.2.0esr-72.5.2
- (no CPE)range: < 52.2.0esr-72.5.2
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-72.5.2
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-72.5.2
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 52.2.0esr-108.3
- (no CPE)range: < 3.29.5-47.3.2
- (no CPE)range: < 3.29.5-47.3.2
- (no CPE)range: < 3.29.5-47.3.2
- (no CPE)range: < 3.29.5-47.3.2
- (no CPE)range: < 3.29.5-47.3.2
- (no CPE)range: < 3.29.5-47.3.2
- (no CPE)range: < 52.2-36.1
unspecified+ 1 more
- (no CPE)range: unspecified
- (no CPE)range: unspecified
- Range: unspecified
Patches
Vulnerability mechanics
References
10- bugzilla.mozilla.org/show_bug.cginvdExploitIssue TrackingPatch
- www.securityfocus.com/bid/99057nvdThird Party AdvisoryVDB Entry
- www.securitytracker.com/id/1038689nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2017:1440nvdThird Party Advisory
- access.redhat.com/errata/RHSA-2017:1561nvdThird Party Advisory
- www.debian.org/security/2017/dsa-3881nvdThird Party Advisory
- www.debian.org/security/2017/dsa-3918nvdThird Party Advisory
- www.mozilla.org/security/advisories/mfsa2017-15/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2017-16/nvdVendor Advisory
- www.mozilla.org/security/advisories/mfsa2017-17/nvdVendor Advisory
News mentions
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