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Vulnerability details: VCID-jcag-bxq7-9qhu
Vulnerability ID VCID-jcag-bxq7-9qhu
Aliases CVE-2018-5146
Summary An out of bounds memory write while processing Vorbis audio data was reported through the Pwn2Own contest.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (2)
CWE-787 Out-of-bounds Write
CWE-122 Heap-based Buffer Overflow
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5146.json
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
epss 0.26243 https://api.first.org/data/v1/epss?cve=CVE-2018-5146
cvssv3 8.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2018-5146
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2018-5146
archlinux Critical https://security.archlinux.org/AVG-367
archlinux Critical https://security.archlinux.org/AVG-657
archlinux Critical https://security.archlinux.org/AVG-658
archlinux Critical https://security.archlinux.org/AVG-663
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-08
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2018-09
Reference id Reference type URL
https://access.redhat.com/errata/RHSA-2018:0549
https://access.redhat.com/errata/RHSA-2018:0647
https://access.redhat.com/errata/RHSA-2018:0648
https://access.redhat.com/errata/RHSA-2018:0649
https://access.redhat.com/errata/RHSA-2018:1058
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5146.json
https://api.first.org/data/v1/epss?cve=CVE-2018-5146
https://bugzilla.mozilla.org/show_bug.cgi?id=1446062
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5125
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5127
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5129
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5144
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5145
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5146
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-5147
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://lists.debian.org/debian-lts-announce/2018/03/msg00022.html
https://lists.debian.org/debian-lts-announce/2018/03/msg00029.html
https://lists.debian.org/debian-lts-announce/2018/04/msg00033.html
https://security.gentoo.org/glsa/201811-13
https://www.debian.org/security/2018/dsa-4140
https://www.debian.org/security/2018/dsa-4143
https://www.debian.org/security/2018/dsa-4155
https://www.mozilla.org/security/advisories/mfsa2018-08/
https://www.mozilla.org/security/advisories/mfsa2018-09/
http://www.securityfocus.com/bid/103432
http://www.securitytracker.com/id/1040544
1557221 https://bugzilla.redhat.com/show_bug.cgi?id=1557221
893130 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=893130
ASA-201803-12 https://security.archlinux.org/ASA-201803-12
ASA-201803-13 https://security.archlinux.org/ASA-201803-13
ASA-201803-21 https://security.archlinux.org/ASA-201803-21
ASA-201803-22 https://security.archlinux.org/ASA-201803-22
AVG-367 https://security.archlinux.org/AVG-367
AVG-657 https://security.archlinux.org/AVG-657
AVG-658 https://security.archlinux.org/AVG-658
AVG-663 https://security.archlinux.org/AVG-663
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:17.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_aus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_eus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server_tus:7.6:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2018-5146 https://nvd.nist.gov/vuln/detail/CVE-2018-5146
mfsa2018-08 https://www.mozilla.org/en-US/security/advisories/mfsa2018-08
mfsa2018-09 https://www.mozilla.org/en-US/security/advisories/mfsa2018-09
USN-3545-1 https://usn.ubuntu.com/3545-1/
USN-3599-1 https://usn.ubuntu.com/3599-1/
USN-3604-1 https://usn.ubuntu.com/3604-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2018-5146.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2018-5146
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2018-5146
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.9608
EPSS Score 0.26243
Published At July 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-31T08:09:53.755330+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2018/mfsa2018-09.yml 37.0.0