vulnwire
9.8crit

CVE-2017-5402

A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working wit…

Published 8 y ago · modified 4 mo ago · JSON

CVSS
9.8
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
2.8%
percentile 87%
Public exploits
0
none known

A use-after-free can occur when events are fired for a "FontFace" object after the object has been already been destroyed while working with fonts. This results in a potentially exploitable crash. This vulnerability affects Firefox < 52, Firefox ESR < 45.8, Thunderbird < 52, and Thunderbird < 45.8.

Exploit prediction (EPSS)

2.84% probability of exploitation in the next 30 days, higher than 87% of all scored CVEs.

CVSS scores

Assigned byVersionScoreVector
NVD3.09.8CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD2.07.5AV:N/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • Mozilla Firefox
  • Mozilla Firefox ESR
  • Mozilla Thunderbird

Classification

Weakness

References

  • bugzilla.mozilla.org /show_bug.cgi?id=1334876 · x_refsource_CONFIRM, x_transferred
  • rhn.redhat.com /errata/RHSA-2017-0459.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • mozilla.org /security/advisories/mfsa2017-09/ · x_refsource_CONFIRM, x_transferred
  • debian.org /security/2017/dsa-3832 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • mozilla.org /security/advisories/mfsa2017-07/ · x_refsource_CONFIRM, x_transferred
  • mozilla.org /security/advisories/mfsa2017-05/ · x_refsource_CONFIRM, x_transferred
  • securitytracker.com /id/1037966 · vdb-entry, x_refsource_SECTRACK, x_transferred
  • securityfocus.com /bid/96664 · vdb-entry, x_refsource_BID, x_transferred
  • security.gentoo.org /glsa/201705-06 · vendor-advisory, x_refsource_GENTOO, x_transferred
  • rhn.redhat.com /errata/RHSA-2017-0461.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • debian.org /security/2017/dsa-3805 · vendor-advisory, x_refsource_DEBIAN, x_transferred
  • mozilla.org /security/advisories/mfsa2017-06/ · x_refsource_CONFIRM, x_transferred
  • rhn.redhat.com /errata/RHSA-2017-0498.html · vendor-advisory, x_refsource_REDHAT, x_transferred
  • security.gentoo.org /glsa/201705-07 · vendor-advisory, x_refsource_GENTOO, x_transferred

Sources

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