chromium-browser: use after free in extensions
Published Feb 17, 2017
4.3
MEDIUMCVSS 3.0
EPSS 1.31%
Description
A use after free in Google Chrome prior to 56.0.2924.76 for Linux, Windows and Mac, and 56.0.2924.87 for Android, allowed a remote attacker to perform an out of bounds memory read via a crafted HTML page.
Affected products
No data.
No data.
Red Hat Enterprise Linux 6 Supplementary
chromium-browser-0:56.0.2924.76-1.el6
Fixed · RHSA-2017:0206
| Product | Package | State | Advisory |
|---|---|---|---|
| Red Hat Enterprise Linux 6 Supplementary | chromium-browser-0:56.0.2924.76-1.el6 | Fixed | RHSA-2017:0206 |
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:M/Au:N/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.31% (0.01314) | 69.67th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.31% (0.01314) | 69.44th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.72% (0.00721) | 80.82th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.72% (0.00721) | 80.00th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.72% (0.00721) | 77.57th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.32% (0.01319) | 71.27th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.32% (0.01319) | 44.98th | v2 (v2022.01.01) |
| Feb 3, 2022 | 0.87% (0.00866) | 25.01th | v5 (v2026.06.15) |
| Apr 14, 2021 | 0.87% (0.00866) | 0.00th | v1 |
References (11)
- http://rhn.redhat.com/errata/RHSA-2017-0206.html vendor-advisoryx_refsource_REDHAT
- http://www.debian.org/security/2017/dsa-3776 vendor-advisoryx_refsource_DEBIAN
- http://www.securityfocus.com/bid/95792 vdb-entryx_refsource_BID
- http://www.securitytracker.com/id/1037718 vdb-entryx_refsource_SECTRACK
- https://access.redhat.com/security/cve/CVE-2017-5021 Vendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1416672 Issue Tracking
- https://chromereleases.googleblog.com/2017/01/stable-channel-update-for-desktop.html x_refsource_CONFIRM
- https://crbug.com/663726 x_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2017-5021
- https://security.gentoo.org/glsa/201701-66 vendor-advisoryx_refsource_GENTOO
- https://www.cve.org/CVERecord?id=CVE-2017-5021
| Link | Providers | Tags |
|---|---|---|
| http://rhn.redhat.com/errata/RHSA-2017-0206.html | vendor-advisoryx_refsource_REDHAT | |
| http://www.debian.org/security/2017/dsa-3776 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.securityfocus.com/bid/95792 | vdb-entryx_refsource_BID | |
| http://www.securitytracker.com/id/1037718 | vdb-entryx_refsource_SECTRACK | |
| https://access.redhat.com/security/cve/CVE-2017-5021 | Vendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=1416672 | Issue Tracking | |
| https://chromereleases.googleblog.com/2017/01/stable-channel-update-for-desktop.html | x_refsource_CONFIRM | |
| https://crbug.com/663726 | x_refsource_CONFIRM | |
| https://nvd.nist.gov/vuln/detail/CVE-2017-5021 | ||
| https://security.gentoo.org/glsa/201701-66 | vendor-advisoryx_refsource_GENTOO | |
| https://www.cve.org/CVERecord?id=CVE-2017-5021 |
Change history (0)
No recorded changes yet.