CVE-2017-5465

Public Exploit

Description

An out-of-bounds read while processing SVG content in "ConvolvePixel". This results in a crash and also allows for otherwise inaccessible memory being copied into SVG graphic content, which could then displayed. This vulnerability affects Thunderbird < 52.1, Firefox ESR < 45.9, Firefox ESR < 52.1, and Firefox < 53.

Category

9.1
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 19.47% Top 5%
Vendor Advisory redhat.com Vendor Advisory debian.org Vendor Advisory redhat.com Vendor Advisory redhat.com Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org Vendor Advisory mozilla.org
Affected: Mozilla Thunderbird
Affected: Mozilla Firefox ESR
Affected: Mozilla Firefox
Published at:
Updated at:

References

Link Tags
https://access.redhat.com/errata/RHSA-2017:1106 third party advisory vendor advisory
https://www.mozilla.org/security/advisories/mfsa2017-12/ vendor advisory
https://bugzilla.mozilla.org/show_bug.cgi?id=1347617 issue tracking patch vendor advisory exploit
https://www.mozilla.org/security/advisories/mfsa2017-11/ vendor advisory
https://www.mozilla.org/security/advisories/mfsa2017-10/ vendor advisory
http://www.securityfocus.com/bid/97940 vdb entry third party advisory
https://www.exploit-db.com/exploits/42072/ exploit vdb entry third party advisory
https://www.debian.org/security/2017/dsa-3831 third party advisory vendor advisory
https://www.mozilla.org/security/advisories/mfsa2017-13/ vendor advisory
http://www.securitytracker.com/id/1038320 vdb entry third party advisory
https://access.redhat.com/errata/RHSA-2017:1104 third party advisory vendor advisory
https://access.redhat.com/errata/RHSA-2017:1201 third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2017-5465?
CVE-2017-5465 has been scored as a critical severity vulnerability.
How to fix CVE-2017-5465?
To fix CVE-2017-5465, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2017-5465 being actively exploited in the wild?
It is possible that CVE-2017-5465 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~19% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-5465?
CVE-2017-5465 affects Mozilla Thunderbird, Mozilla Firefox ESR, Mozilla Firefox.
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