CVE-2018-18493
published 2019-02-28CVE-2018-18493: A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit…
PriorityP344critical9.8CVSS 3.0
AVNACLPRNUINSUCHIHAH
EPSS
4.98%
91.2th percentile
A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
Affected
31 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| canonical | ubuntu_linux | — | — |
| debian | debian_linux | — | — |
| debian | debian_linux | — | — |
| debian | firefox | < firefox 64.0-1 (sid) | firefox 64.0-1 (sid) |
| debian | firefox-esr | < firefox 64.0-1 (sid) | firefox 64.0-1 (sid) |
| debian | thunderbird | < firefox 64.0-1 (sid) | firefox 64.0-1 (sid) |
| mozilla | firefox | < 60.4.0 | 60.4.0 |
| mozilla | firefox | < 64.0 | 64.0 |
| mozilla | firefox | >= 0 < 64.0+build3-0ubuntu0.14.04.1 | 64.0+build3-0ubuntu0.14.04.1 |
| mozilla | firefox | >= 0 < 64.0+build3-0ubuntu0.16.04.1 | 64.0+build3-0ubuntu0.16.04.1 |
| mozilla | firefox | >= 0 < 64.0+build3-0ubuntu0.18.04.1 | 64.0+build3-0ubuntu0.18.04.1 |
| mozilla | firefox | >= unspecified < 64 | 64 |
| mozilla | firefox_esr | >= unspecified < 60.4 | 60.4 |
| mozilla | thunderbird | < 60.4.0 | 60.4.0 |
| mozilla | thunderbird | >= 0 < 1:60.4.0-1 | 1:60.4.0-1 |
| mozilla | thunderbird | >= 0 < 1:60.4.0-1 | 1:60.4.0-1 |
| mozilla | thunderbird | >= 0 < 1:60.4.0-1 | 1:60.4.0-1 |
| mozilla | thunderbird | >= 0 < 1:60.4.0-1 | 1:60.4.0-1 |
| mozilla | thunderbird | >= unspecified < 60.4 | 60.4 |
| redhat | enterprise_linux_desktop | — | — |
| redhat | enterprise_linux_desktop | — | — |
| redhat | enterprise_linux_server | — | — |
CVSS provenance
nvdv3.09.8CRITICALCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
nvdv2.07.5HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P
osv9.8CRITICAL
vendor_debian9.8CRITICAL
vendor_redhat9.8CRITICAL
vendor_ubuntu9.8CRITICAL
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Ubuntu
Thunderbird vulnerabilities
vendor_ubuntu·2019-01-24
CVE-2018-12389 Thunderbird vulnerabilities
Title: Thunderbird vulnerabilities
Summary: Several security issues were fixed in Thunderbird.
Multiple security issues were discovered in Thunderbird. If a user were
tricked in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
bypass same-origin restrictions, or execute arbitrary code.
Instructions: After a standard system update you need to restart Thunderbird to make
all the necessary changes.
Red Hat
Mozilla: Buffer overflow in accelerated 2D canvas with Skia
vendor_redhat·2018-12-11·CVSS 9.8
CVE-2018-18493 [CRITICAL] CWE-120 Mozilla: Buffer overflow in accelerated 2D canvas with Skia
Mozilla: Buffer overflow in accelerated 2D canvas with Skia
A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
Statement: In general, this flaw be exploited through email in the Thunderbird product because scripting is disabled when reading mail, but are potentially risks in browser or browser-like contexts.
Package: firefox (Red Hat Enterprise Linux 8) - Not affected
Package: thunderbird (Red Hat Enterprise Linux 8) - Not affected
Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2018-12-11·CVSS 9.8
CVE-2018-12405 [CRITICAL] Firefox vulnerabilities
Title: Firefox vulnerabilities
Summary: Firefox could be made to crash or run programs as your login if it
opened a malicious website.
Multiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, bypass same-origin
restritions, or execute arbitrary code. (CVE-2018-12405, CVE-2018-12406,
CVE-2018-12407, CVE-2018-17466, CVE-2018-18492, CVE-2018-18493,
CVE-2018-18494, CVE-2018-18498)
Multiple security issues were discovered in WebExtensions. If a user were
tricked in to installing a specially crafted extension, an attacker could
potentially exploit these to open privileged pages, or bypass other
security restrictions. (CVE-2018-18495, CVE-2018-18497)
Instruct
Debian
CVE-2018-18493: firefox - A buffer overflow can occur in the Skia library during buffer offset calculation...
vendor_debian·2018·CVSS 9.8
CVE-2018-18493 [CRITICAL] CVE-2018-18493: firefox - A buffer overflow can occur in the Skia library during buffer offset calculation...
A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
Scope: local
sid: resolved (fixed in 64.0-1)
GHSA
GHSA-hr83-78x9-4cjp: A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit
ghsa_unreviewed·2022-05-14
CVE-2018-18493 [CRITICAL] CWE-119 GHSA-hr83-78x9-4cjp: A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit
A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
OSV
CVE-2018-18493: A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit
osv·2019-02-28·CVSS 9.8
CVE-2018-18493 [CRITICAL] CVE-2018-18493: A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit
A buffer overflow can occur in the Skia library during buffer offset calculations with hardware accelerated canvas 2D actions due to the use of 32-bit calculations instead of 64-bit. This results in a potentially exploitable crash. This vulnerability affects Thunderbird < 60.4, Firefox ESR < 60.4, and Firefox < 64.
OSV
firefox vulnerabilities
osv·2018-12-11·CVSS 9.8
CVE-2018-12405 [CRITICAL] firefox vulnerabilities
firefox vulnerabilities
Multiple security issues were discovered in Firefox. If a user were
tricked in to opening a specially crafted website, an attacker could
potentially exploit these to cause a denial of service, bypass same-origin
restritions, or execute arbitrary code. (CVE-2018-12405, CVE-2018-12406,
CVE-2018-12407, CVE-2018-17466, CVE-2018-18492, CVE-2018-18493,
CVE-2018-18494, CVE-2018-18498)
Multiple security issues were discovered in WebExtensions. If a user were
tricked in to installing a specially crafted extension, an attacker could
potentially exploit these to open privileged pages, or bypass other
security restrictions. (CVE-2018-18495, CVE-2018-18497)
No detection rules found.
No public exploits indexed.
http://www.securityfocus.com/bid/106168https://access.redhat.com/errata/RHSA-2018:3831https://access.redhat.com/errata/RHSA-2018:3833https://access.redhat.com/errata/RHSA-2019:0159https://access.redhat.com/errata/RHSA-2019:0160https://bugzilla.mozilla.org/show_bug.cgi?id=1504452https://lists.debian.org/debian-lts-announce/2018/12/msg00002.htmlhttps://security.gentoo.org/glsa/201903-04https://usn.ubuntu.com/3844-1/https://usn.ubuntu.com/3868-1/https://www.debian.org/security/2018/dsa-4354https://www.debian.org/security/2019/dsa-4362https://www.mozilla.org/security/advisories/mfsa2018-29/https://www.mozilla.org/security/advisories/mfsa2018-30/https://www.mozilla.org/security/advisories/mfsa2018-31/http://www.securityfocus.com/bid/106168https://access.redhat.com/errata/RHSA-2018:3831https://access.redhat.com/errata/RHSA-2018:3833https://access.redhat.com/errata/RHSA-2019:0159https://access.redhat.com/errata/RHSA-2019:0160https://bugzilla.mozilla.org/show_bug.cgi?id=1504452https://lists.debian.org/debian-lts-announce/2018/12/msg00002.htmlhttps://security.gentoo.org/glsa/201903-04https://usn.ubuntu.com/3844-1/https://usn.ubuntu.com/3868-1/https://www.debian.org/security/2018/dsa-4354https://www.debian.org/security/2019/dsa-4362https://www.mozilla.org/security/advisories/mfsa2018-29/https://www.mozilla.org/security/advisories/mfsa2018-30/https://www.mozilla.org/security/advisories/mfsa2018-31/
2019-02-28
Published