Every CVE Search/ Get API key

CVE-2021-37974

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker...

8.8 HighFix available

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
Required

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

1.35%Up 0.6 points since Oct 9, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-37974
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CVSS 2.0
6.8 MediumAV:N/AC:M/Au:N/C:P/I:P/A:P
Weakness
CWE-416
Updated
2026-11-02
CVE List No score

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-37974
Updated
2026-11-02
EUVDEUVD-2021-24447 No score

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
EUVD-2021-24447
Updated
2026-11-03
GitHub AdvisoriesGHSA-v3cp-gvwm-xqjc No score

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker...

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
GHSA-v3cp-gvwm-xqjc
Weakness
CWE-416
Updated
2026-11-02
OSV 8.8

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-37974
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVDEBIAN-CVE-2021-37974 8.8

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
DEBIAN-CVE-2021-37974
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
Show 9 moreShow less
OSVUBUNTU-CVE-2021-37974 8.8

Use after free in Safebrowsing in Google Chrome prior to 94.0.4606.71 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
UBUNTU-CVE-2021-37974
CVSS 3.1
8.8 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Updated
2026-11-02
OSVopenSUSE-SU-2021:1339-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 94.0.4606.54 (boo#1190765):

  • CVE-2021-37956: Use after free in Offline use
  • CVE-2021-37957: Use after free in WebGPU
  • CVE-2021-37958: Inappropriate implementation in Navigation
  • CVE-2021-37959: Use after free in Task Manager
  • CVE-2021-37960: Inappropriate implementation in Blink graphics
  • CVE-2021-37961: Use after free in Tab Strip
  • CVE-2021-37962: Use after free in Performance Manager
  • CVE-2021-37963: Side-channel information leakage in DevTools
  • CVE-2021-37964: Inappropriate implementation in ChromeOS Networking
  • CVE-2021-37965: Inappropriate implementation in Background Fetch API
  • CVE-2021-37966: Inappropriate implementation in Compositing
  • CVE-2021-37967: Inappropriate implementation in Background Fetch API
  • CVE-2021-37968: Inappropriate implementation in Background Fetch API
  • CVE-2021-37969: Inappropriate implementation in Google Updater
  • CVE-2021-37970: Use after free in File System API
  • CVE-2021-37971: Incorrect security UI in Web Browser UI
  • CVE-2021-37972: Out of bounds read in libjpeg-turbo

Chromium 94.0.4606.61 (boo#1191166):

  • CVE-2021-37973: Use after free in Portals

Chromium 94.0.4606.71 (boo#1191204):

  • CVE-2021-37974 : Use after free in Safe Browsing
  • CVE-2021-37975 : Use after free in V8
  • CVE-2021-37976 : Information leak in core
Record
openSUSE-SU-2021:1339-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1350-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 94.0.4606.81 (boo#1191463):

  • CVE-2021-37977: Use after free in Garbage Collection
  • CVE-2021-37978: Heap buffer overflow in Blink
  • CVE-2021-37979: Heap buffer overflow in WebRTC
  • CVE-2021-37980: Inappropriate implementation in Sandbox

Chromium 94.0.4606.54 (boo#1190765):

  • CVE-2021-37956: Use after free in Offline use
  • CVE-2021-37957: Use after free in WebGPU
  • CVE-2021-37958: Inappropriate implementation in Navigation
  • CVE-2021-37959: Use after free in Task Manager
  • CVE-2021-37960: Inappropriate implementation in Blink graphics
  • CVE-2021-37961: Use after free in Tab Strip
  • CVE-2021-37962: Use after free in Performance Manager
  • CVE-2021-37963: Side-channel information leakage in DevTools
  • CVE-2021-37964: Inappropriate implementation in ChromeOS Networking
  • CVE-2021-37965: Inappropriate implementation in Background Fetch API
  • CVE-2021-37966: Inappropriate implementation in Compositing
  • CVE-2021-37967: Inappropriate implementation in Background Fetch API
  • CVE-2021-37968: Inappropriate implementation in Background Fetch API
  • CVE-2021-37969: Inappropriate implementation in Google Updater
  • CVE-2021-37970: Use after free in File System API
  • CVE-2021-37971: Incorrect security UI in Web Browser UI
  • CVE-2021-37972: Out of bounds read in libjpeg-turbo

Chromium 94.0.4606.61 (boo#1191166):

  • CVE-2021-37973: Use after free in Portals

Chromium 94.0.4606.71 (boo#1191204):

  • CVE-2021-37974 : Use after free in Safe Browsing
  • CVE-2021-37975 : Use after free in V8
  • CVE-2021-37976 : Information leak in core
Record
openSUSE-SU-2021:1350-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1358-1 No score

Security update for opera

This update for opera fixes the following issues:

opera was updated to version 80.0.4170.16

Fixes:

  • CHR-8590 Update chromium on desktop-stable-94-4170 to 94.0.4606.61

  • DNA-95347 Make InstallerStep::Run async

  • DNA-95420 First suggestion in address field is often not highlighted

  • DNA-95613 Browser closing itself after closing SD/first tab and last opened tab

  • DNA-95725 Promote O80 to stable

  • DNA-95781 Import fixes for CVE-2021-37975, CVE-2021-37976 and CVE-2021-37974 to desktop-stable-94-4170

  • Complete Opera 80.0 changelog at: https://blogs.opera.com/desktop/changelog-for-80/

  • Drop Provides/Obsoletes for opera-gtk and opera-kde4 opera-gtk and opera-kde4 were last used in openSUSE 13.1

Opera was updated to version 79.0.4143.72

Fixes:

  • DNA-94933 Add emoji panel to address bar
  • DNA-95210 Add emoji YAT address bar suggestions
  • DNA-95221 Emoji button stuck in address bar
  • DNA-95325 Make y.at navigations to be reported with page_views events
  • DNA-95327 Add “Emojis” context menu option in address bar field
  • DNA-95339 Add YAT emoji url suggestion to search© dialog
  • DNA-95364 Add browser feature flag
  • DNA-95416 Remove emoji button from address bar
  • DNA-95439 Enable #yat-emoji-addresses on developer stream
  • DNA-95441 [Mac big sur] Emoji are not shown in address bar url
  • DNA-95445 Crash when removing unsynced pinboard bookmark with sync enabled
  • DNA-95512 Allow to show title and timer for simple banners
  • DNA-95516 Wrong label in settings for themes
  • DNA-95679 Temporarily disable AB test for a new autoupdater logic
Record
openSUSE-SU-2021:1358-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1433-1 No score

Security update for opera

This update for opera fixes the following issues:

Opera was updated to version 80.0.4170.63

  • CHR-8612 Update chromium on desktop-stable-94-4170 to 94.0.4606.81
  • DNA-95434 Crash at opera::ThemesService::UpdateCurrentTheme()
  • The update to chromium 94.0.4606.81 fixes following issues: CVE-2021-37977, CVE-2021-37978, CVE-2021-37979, CVE-2021-37980

Opera was updated to version 80.0.4170.40

  • CHR-8598 Update chromium on desktop-stable-94-4170 to 94.0.4606.71
  • DNA-95221 Emoji button stuck in address bar
  • DNA-95325 Make y.at navigations to be reported with page_views events
  • DNA-95327 Add “Emojis” context menu option in address bar field
  • DNA-95339 Add YAT emoji url suggestion to search© dialog
  • DNA-95416 Remove emoji button from address bar
  • DNA-95439 Enable #yat-emoji-addresses on developer stream
  • DNA-95441 [Mac big sur] Emoji are not shown in address bar url
  • DNA-95514 Crash at resource_coordinator::TabLifecycleUnitSource ::TabLifecycleUnit::OnLifecycleUnitStateChanged(mojom:: LifecycleUnitState, mojom::LifecycleUnitStateChangeReason)
  • DNA-95746 Enable #reader-mode everywhere
  • DNA-95865 Numbers are recognized as emojis
  • DNA-95866 Change Yat text in selection popup
  • DNA-95867 Show that buttons are clickable in selection popup
  • The update to chromium 94.0.4606.71 fixes following issues: CVE-2021-37974, CVE-2021-37975, CVE-2021-37976
Record
openSUSE-SU-2021:1433-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1434-1 No score

Security update for opera

This update for opera fixes the following issues:

Opera was updated to version 80.0.4170.63

  • CHR-8612 Update chromium on desktop-stable-94-4170 to 94.0.4606.81
  • DNA-95434 Crash at opera::ThemesService::UpdateCurrentTheme()
  • The update to chromium 94.0.4606.81 fixes following issues: CVE-2021-37977, CVE-2021-37978, CVE-2021-37979, CVE-2021-37980

Opera was updated to version 80.0.4170.40

  • CHR-8598 Update chromium on desktop-stable-94-4170 to 94.0.4606.71
  • DNA-95221 Emoji button stuck in address bar
  • DNA-95325 Make y.at navigations to be reported with page_views events
  • DNA-95327 Add “Emojis” context menu option in address bar field
  • DNA-95339 Add YAT emoji url suggestion to search© dialog
  • DNA-95416 Remove emoji button from address bar
  • DNA-95439 Enable #yat-emoji-addresses on developer stream
  • DNA-95441 [Mac big sur] Emoji are not shown in address bar url
  • DNA-95514 Crash at resource_coordinator::TabLifecycleUnitSource ::TabLifecycleUnit::OnLifecycleUnitStateChanged(mojom:: LifecycleUnitState, mojom::LifecycleUnitStateChangeReason)
  • DNA-95746 Enable #reader-mode everywhere
  • DNA-95865 Numbers are recognized as emojis
  • DNA-95866 Change Yat text in selection popup
  • DNA-95867 Show that buttons are clickable in selection popup
  • The update to chromium 94.0.4606.71 fixes following issues: CVE-2021-37974, CVE-2021-37975, CVE-2021-37976
Record
openSUSE-SU-2021:1434-1
Updated
2026-11-02
OSVopenSUSE-SU-2022:0110-1 No score

Security update for opera

This update for opera fixes the following issues:

Update to 85.0.4341.28

  • CHR-8816 Update chromium on desktop-stable-99-4341 to 99.0.4844.84

  • DNA-98092 Crash at views::MenuItemView::GetMenuController()

  • DNA-98278 Translations for O85

  • DNA-98320 [Mac] Unable to delete recent search entries

  • DNA-98614 Show recent searches for non-BABE users

  • DNA-98615 Allow removal of recent searches

  • DNA-98616 Add recent searches to ‘old’ BABE

  • DNA-98617 Make it possible to disable ad-blocker per-country

  • DNA-98651 Remove Instagram and Facebook Messenger in Russia

  • DNA-98653 Add flag #recent-searches

  • DNA-98696 smoketest PageInfoHistoryDataSourceTest.FormatTimestampString failing

  • DNA-98703 Port Chromium issue 1309225 to Opera Stable

  • The update to chromium 99.0.4844.84 fixes following issues:
    CVE-2022-1096

  • Changes in 85.0.4341.18

    • CHR-8789 Update chromium on desktop-stable-99-4341 to 99.0.4844.51
    • DNA-98059 [Linux] Crash at opera::FreedomSettingsImpl::IsBypassForDotlessDomainsEnabled
    • DNA-98349 [Linux] Crash at bluez::BluezDBusManager::Get()
    • DNA-98126 System crash dialog shown on macOS <= 10.15
    • DNA-98331 [Snap] Meme generator cropping / resizing broken
    • DNA-98394 Audio tab indicator set to 'muted' on videoconferencing sites
    • DNA-98481 Report errors in opauto_collector

  • The update to chromium 99.0.4844.51 fixes following issues: CVE-2022-0789, CVE-2022-0790, CVE-2022-0791, CVE-2022-0792, CVE-2022-0793, CVE-2022-0794, CVE-2022-0795, CVE-2022-0796, CVE-2022-0797, CVE-2022-0798, CVE-2022-0799, CVE-2022-0800, CVE-2022-0801, CVE-2022-0802, CVE-2022-0803, CVE-2022-0804, CVE-2022-0805, CVE-2022-0806, CVE-2022-0807, CVE-2022-0808, CVE-2022-0809

  • Changes in 85.0.4341.13

    • DNA-94119 Upgrade curl to 7.81.0
    • DNA-97849 [Mac monterey] System shortcut interfere with Opera’s ToggleSearchInOpenTabs shortcut
    • DNA-98204 Automatic popout happens when video is paused
    • DNA-98231 Shortcuts are blocked by displayed tab tooltip when triggered quickly after tooltip appears
    • DNA-98321 Add thinlto-cache warnings to suppression list
    • DNA-98395 Promote O85 to stable

  • Complete Opera 85.0 changelog at: https://blogs.opera.com/desktop/changelog-for-85/

  • Update to 84.0.4316.42

    • DNA-94119 Upgrade curl to 7.81.0
    • DNA-98092 Crash at views::MenuItemView::GetMenuController()
    • DNA-98204 Automatic popout happens when video is paused
    • DNA-98231 Shortcuts are blocked by displayed tab tooltip when triggered quickly after tooltip appears

  • Update to 84.0.4316.31

    • CHR-8772 Update chromium on desktop-stable-98-4316 to 98.0.4758.109
    • DNA-97573 [Win][Lin]”Close tab” button is not displayed on tabs playing media when many tabs are open
    • DNA-97729 cancelling the process uploading custom Wallpaper crashes the browser
    • DNA-97871 Google meet tab’s icons don’t fit on pinned tab
    • DNA-97872 Tab is being unpinned when video conferencing button is clicked
    • DNA-98039 Dark theme top sites have black background
    • DNA-98117 Clicking current tab information should hide tooltip

  • Update to 84.0.4316.21

    • CHR-8762 Update chromium on desktop-stable-98-4316 to 98.0.4758.102
    • DNA-97333 ‘Add a site’ label on start page tile barely visible
    • DNA-97691 Opera 84 translations
    • DNA-97767 Wrong string in FR
    • DNA-97855 Crash at ScopedProfileKeepAlive::~ScopedProfileKeepAlive()
    • DNA-97982 Enable #snap-upstream-implementation on all streams

  • The update to chromium 98.0.4758.102 fixes following issues: CVE-2022-0603, CVE-2022-0604, CVE-2022-0605, CVE-2022-0606, CVE-2022-0607, CVE-2022-0608, CVE-2022-0609, CVE-2022-0610

  • Update to 84.0.4316.14

    • CHR-8753 Update chromium on desktop-stable-98-4316 to 98.0.4758.82
    • DNA-97177 Battery saver – the icon looks bad for DPI!=100%
    • DNA-97614 automatic video pop-out for most popular websites broadcasting Winter Olympic Games…
Record
openSUSE-SU-2022:0110-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:11555-1 No score

chromedriver-94.0.4606.71-1.1 on GA media

These are all security issues fixed in the chromedriver-94.0.4606.71-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11555-1
Updated
2026-11-02
OSVopenSUSE-SU-2024:12948-1 No score

ungoogled-chromium-113.0.5672.92-1.1 on GA media

These are all security issues fixed in the ungoogled-chromium-113.0.5672.92-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:12948-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
chromium
Debian:12
 before 97.0.4692.71-0.1
97.0.4692.71-0.1
chromium
Debian:13
 before 97.0.4692.71-0.1
97.0.4692.71-0.1
chromium
Debian:14
 before 97.0.4692.71-0.1
97.0.4692.71-0.1
chromium
Debian:11
From an advisory covering 123 CVEs
 before 97.0.4692.71-0.1~deb11u1, plus listed versions
90.0.4430.212-193.0.4577.82-1
97.0.4692.71-0.1~deb11u1
chromium-browser
Ubuntu:18.04:LTS
 before 94.0.4606.71-0ubuntu0.18.04.1, plus listed versions
61.0.3163.100-0ubuntu1.137862.0.3202.62-0ubuntu0.17.10.138062.0.3202.89-0ubuntu1.138662.0.3202.94-0ubuntu1.138863.0.3239.84-0ubuntu1
Show 45 moreShow less
63.0.3239.108-0ubuntu164.0.3282.119-0ubuntu164.0.3282.140-0ubuntu164.0.3282.167-0ubuntu165.0.3325.146-0ubuntu165.0.3325.181-0ubuntu166.0.3359.139-0ubuntu0.18.04.366.0.3359.181-0ubuntu0.18.04.167.0.3396.99-0ubuntu0.18.04.168.0.3440.75-0ubuntu0.18.04.168.0.3440.106-0ubuntu0.18.04.169.0.3497.81-0ubuntu0.18.04.170.0.3538.67-0ubuntu0.18.04.170.0.3538.77-0ubuntu0.18.04.170.0.3538.110-0ubuntu0.18.04.171.0.3578.80-0ubuntu0.18.04.171.0.3578.98-0ubuntu0.18.04.172.0.3626.119-0ubuntu0.18.04.172.0.3626.121-0ubuntu0.18.04.173.0.3683.75-0ubuntu0.18.04.173.0.3683.86-0ubuntu0.18.04.174.0.3729.169-0ubuntu0.18.04.175.0.3770.90-0ubuntu0.18.04.175.0.3770.142-0ubuntu0.18.04.176.0.3809.87-0ubuntu0.18.04.176.0.3809.100-0ubuntu0.18.04.177.0.3865.90-0ubuntu0.18.04.178.0.3904.70-0ubuntu0.18.04.278.0.3904.97-0ubuntu0.18.04.178.0.3904.108-0ubuntu0.18.04.179.0.3945.79-0ubuntu0.18.04.179.0.3945.130-0ubuntu0.18.04.180.0.3987.87-0ubuntu0.18.04.180.0.3987.149-0ubuntu0.18.04.180.0.3987.163-0ubuntu0.18.04.181.0.4044.122-0ubuntu0.18.04.181.0.4044.138-0ubuntu0.18.04.183.0.4103.61-0ubuntu0.18.04.184.0.4147.105-0ubuntu0.18.04.185.0.4183.83-0ubuntu0.18.04.285.0.4183.121-0ubuntu0.18.04.186.0.4240.75-0ubuntu0.18.04.186.0.4240.198-0ubuntu0.18.04.187.0.4280.66-0ubuntu0.18.04.189.0.4389.82-0ubuntu0.18.04.1
94.0.4606.71-0ubuntu0.18.04.1
chromium
SUSE:Package Hub 15 SP3
From an advisory covering 21 CVEs
 before 94.0.4606.71-bp153.2.31.1
94.0.4606.71-bp153.2.31.1
chromium
openSUSE:Leap 15.3
From an advisory covering 21 CVEs
 before 94.0.4606.71-bp153.2.31.1
94.0.4606.71-bp153.2.31.1
chromium
openSUSE:Leap 15.2
From an advisory covering 25 CVEs
 before 94.0.4606.81-lp152.2.132.1
94.0.4606.81-lp152.2.132.1
opera
openSUSE:Leap 15.2 NonFree
From an advisory covering 3 CVEs
 before 80.0.4170.16-lp153.2.24.1
80.0.4170.16-lp153.2.24.1
opera
openSUSE:Leap 15.3 NonFree
From an advisory covering 3 CVEs
 before 80.0.4170.16-lp153.2.24.1
80.0.4170.16-lp153.2.24.1
Show 5 moreShow less
Affected packages
PackageAffectedFixed
opera
openSUSE:Leap 15.2 NonFree
From an advisory covering 7 CVEs
 before 80.0.4170.63-lp152.2.73.1
80.0.4170.63-lp152.2.73.1
opera
openSUSE:Leap 15.3 NonFree
From an advisory covering 7 CVEs
 before 80.0.4170.63-lp153.2.27.1
80.0.4170.63-lp153.2.27.1
opera
openSUSE:Leap 15.4 NonFree
From an advisory covering 241 CVEs
 before 85.0.4341.28-lp154.2.5.1
85.0.4341.28-lp154.2.5.1
chromium
openSUSE:Tumbleweed
From an advisory covering 21 CVEs
 before 94.0.4606.71-1.1
94.0.4606.71-1.1
chromium
openSUSE:Tumbleweed
From an advisory covering 2310 CVEs
 before 113.0.5672.92-1.1
113.0.5672.92-1.1

History

History
RecordedChangedSources
affected, facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-37974 is a high vulnerability (CVSS 8.8) in Google Chrome, published October 8, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.35%, the 71st percentile. Fixed in chromium 97.0.4692.71-0.1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 7 versions, 2,136 references and the rest of 1 source description. The JSON record has them.

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