CVE-2020-12422
published 2020-07-09CVE-2020-12422: In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write…
PriorityP341high8.8CVSS 3.1
AVNACLPRNUIRSUCHIHAH
EPSS
1.94%
77.6th percentile
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Affected
11 ranges
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| debian | firefox | < firefox 78.0-1 (sid) | firefox 78.0-1 (sid) |
| mozilla | firefox | < 78.0 | 78.0 |
| mozilla | firefox | — | — |
| mozilla | firefox | >= 0 < 78.0.1+build1-0ubuntu0.16.04.1 | 78.0.1+build1-0ubuntu0.16.04.1 |
| mozilla | firefox | >= 0 < 78.0.1+build1-0ubuntu0.18.04.1 | 78.0.1+build1-0ubuntu0.18.04.1 |
| mozilla | firefox | >= 0 < 78.0.1+build1-0ubuntu0.20.04.1 | 78.0.1+build1-0ubuntu0.20.04.1 |
| mozilla | firefox | >= unspecified < 78 | 78 |
| mozilla | thunderbird | >= 0 < 1:78.8.1+build1-0ubuntu0.18.04.1 | 1:78.8.1+build1-0ubuntu0.18.04.1 |
| mozilla | thunderbird | >= 0 < 1:78.7.1+build1-0ubuntu0.20.04.1 | 1:78.7.1+build1-0ubuntu0.20.04.1 |
| opensuse | leap | — | — |
| opensuse | leap | — | — |
CVSS provenance
nvdv3.18.8HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
nvdv2.07.6HIGHAV:N/AC:H/Au:N/C:C/I:C/A:C
osv8.8HIGH
vendor_debian8.8HIGH
vendor_redhat8.8HIGH
vendor_ubuntu6.5MEDIUM
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Ubuntu
Firefox vulnerabilities
vendor_ubuntu·2020-07-02·CVSS 6.5
CVE-2020-12420 [MEDIUM] 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, obtain sensitive
information, bypass permission prompts, or execute arbitrary code.
(CVE-2020-12415, CVE-2020-12416, CVE-2020-12417, CVE-2020-12418,
CVE-2020-12419, CVE-2020-12420, CVE-2020-12422, CVE-2020-12424,
CVE-2020-12425, CVE-2020-12426)
It was discovered that when performing add-on updates, certificate chains
not terminating with built-in roots were silently rejected. This could
result in add-ons becoming outdated. (CVE-2020-12421)
Instructions: After a st
Red Hat
Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer
vendor_redhat·2020-06-30·CVSS 8.8
CVE-2020-12422 [HIGH] CWE-190 Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer
Mozilla: Integer overflow in nsJPEGEncoder::emptyOutputBuffer
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Package: firefox (Red Hat Enterprise Linux 5) - Out of support scope
Package: firefox (Red Hat Enterprise Linux 6) - Out of support scope
Debian
CVE-2020-12422: firefox - In non-standard configurations, a JPEG image created by JavaScript could have ca...
vendor_debian·2020·CVSS 8.8
CVE-2020-12422 [HIGH] CVE-2020-12422: firefox - In non-standard configurations, a JPEG image created by JavaScript could have ca...
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
Scope: local
sid: resolved (fixed in 78.0-1)
Mozilla
Mozilla Foundation Security Advisory 2020-24: CVE-2020-12422
vendor_mozilla·CVSS 8.8
CVE-2020-12422 [HIGH] Mozilla Foundation Security Advisory 2020-24: CVE-2020-12422
Mozilla Foundation Security Advisory 2020-24
CVE: CVE-2020-12422
Product: Firefox
Impact: high
Fixed in: Firefox 78
Mozilla
Mozilla Foundation Security Advisory 2020-29: CVE-2020-12422
vendor_mozilla·CVSS 8.8
CVE-2020-12422 [HIGH] Mozilla Foundation Security Advisory 2020-29: CVE-2020-12422
Mozilla Foundation Security Advisory 2020-29
CVE: CVE-2020-12422
Product: Thunderbird
Impact: high
Fixed in: Thunderbird 78
GHSA
GHSA-7vm3-8xjm-5j9p: In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds w
ghsa_unreviewed·2022-05-24
CVE-2020-12422 [HIGH] CWE-787 GHSA-7vm3-8xjm-5j9p: In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds w
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
OSV
firefox vulnerabilities
osv·2020-07-02·CVSS 6.5
CVE-2020-12415 [MEDIUM] 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, obtain sensitive
information, bypass permission prompts, or execute arbitrary code.
(CVE-2020-12415, CVE-2020-12416, CVE-2020-12417, CVE-2020-12418,
CVE-2020-12419, CVE-2020-12420, CVE-2020-12422, CVE-2020-12424,
CVE-2020-12425, CVE-2020-12426)
It was discovered that when performing add-on updates, certificate chains
not terminating with built-in roots were silently rejected. This could
result in add-ons becoming outdated. (CVE-2020-12421)
OSV
CVE-2020-12422: In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds w
osv·2020-07-01·CVSS 8.8
CVE-2020-12422 [HIGH] CVE-2020-12422: In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds w
In non-standard configurations, a JPEG image created by JavaScript could have caused an internal variable to overflow, resulting in an out of bounds write, memory corruption, and a potentially exploitable crash. This vulnerability affects Firefox < 78.
No detection rules found.
No public exploits indexed.
http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.htmlhttps://bugzilla.mozilla.org/show_bug.cgi?id=1450353https://security.gentoo.org/glsa/202007-10https://www.mozilla.org/security/advisories/mfsa2020-24/http://lists.opensuse.org/opensuse-security-announce/2020-07/msg00027.htmlhttp://lists.opensuse.org/opensuse-security-announce/2020-07/msg00049.htmlhttps://bugzilla.mozilla.org/show_bug.cgi?id=1450353https://security.gentoo.org/glsa/202007-10https://www.mozilla.org/security/advisories/mfsa2020-24/
2020-07-09
Published