PT-2017-3384 · Mozilla+5 · Firefox Esr+7
Nils
·
Published
2017-08-08
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Updated
2024-12-12
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CVE-2017-7784
CVSS v3.1
9.8
Critical
| Vector | AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Firefox ESR versions prior to 52.3
Firefox versions prior to 55
Thunderbird versions prior to 52.3
Description
The issue is related to a use-after-free vulnerability in the
nsImageLoadingContent::Notify function, which can occur when reading an image observer during frame reconstruction after the observer has been freed. This results in a potentially exploitable crash, allowing a remote attacker to impact the confidentiality, integrity, and availability of protected information.Recommendations
For Firefox ESR versions prior to 52.3, update to version 52.3 or later.
For Firefox versions prior to 55, update to version 55 or later.
For Thunderbird versions prior to 52.3, update to version 52.3 or later.
Exploit
Fix
Use After Free
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Weakness Enumeration
Related Identifiers
Affected Products
Alt Linux
Centos
Firefox
Firefox Esr
Red Hat
Suse
Thunderbird
Ubuntu