Every CVE Search/ Get API key

CVE-2021-37983

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to...

8.8 HighFix available

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker 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

0.90%Up 0.1 points since Nov 3, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-37983
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 Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-37983
Updated
2026-11-02
EUVDEUVD-2021-24456 No score

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
EUVD-2021-24456
Updated
2026-11-03
GitHub AdvisoriesGHSA-r9qf-6m8c-cq32 No score

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to...

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
GHSA-r9qf-6m8c-cq32
Weakness
CWE-416
Updated
2026-11-02
OSV 8.8

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-37983
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-2021-37983 8.8

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
DEBIAN-CVE-2021-37983
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 8 moreShow less
OSVUBUNTU-CVE-2021-37983 8.8

Use after free in Dev Tools in Google Chrome prior to 95.0.4638.54 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

Record
UBUNTU-CVE-2021-37983
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-2021:1392-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 95.0.4638.54 (boo#1191844):

  • CVE-2021-37981: Heap buffer overflow in Skia
  • CVE-2021-37982: Use after free in Incognito
  • CVE-2021-37983: Use after free in Dev Tools
  • CVE-2021-37984: Heap buffer overflow in PDFium
  • CVE-2021-37985: Use after free in V8
  • CVE-2021-37986: Heap buffer overflow in Settings
  • CVE-2021-37987: Use after free in Network APIs
  • CVE-2021-37988: Use after free in Profiles
  • CVE-2021-37989: Inappropriate implementation in Blink
  • CVE-2021-37990: Inappropriate implementation in WebView
  • CVE-2021-37991: Race in V8
  • CVE-2021-37992: Out of bounds read in WebAudio
  • CVE-2021-37993: Use after free in PDF Accessibility
  • CVE-2021-37996: Insufficient validation of untrusted input in Downloads
  • CVE-2021-37994: Inappropriate implementation in iFrame Sandbox
  • CVE-2021-37995: Inappropriate implementation in WebApp Installer
Record
openSUSE-SU-2021:1392-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1396-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 95.0.4638.54 (boo#1191844):

  • CVE-2021-37981: Heap buffer overflow in Skia
  • CVE-2021-37982: Use after free in Incognito
  • CVE-2021-37983: Use after free in Dev Tools
  • CVE-2021-37984: Heap buffer overflow in PDFium
  • CVE-2021-37985: Use after free in V8
  • CVE-2021-37986: Heap buffer overflow in Settings
  • CVE-2021-37987: Use after free in Network APIs
  • CVE-2021-37988: Use after free in Profiles
  • CVE-2021-37989: Inappropriate implementation in Blink
  • CVE-2021-37990: Inappropriate implementation in WebView
  • CVE-2021-37991: Race in V8
  • CVE-2021-37992: Out of bounds read in WebAudio
  • CVE-2021-37993: Use after free in PDF Accessibility
  • CVE-2021-37996: Insufficient validation of untrusted input in Downloads
  • CVE-2021-37994: Inappropriate implementation in iFrame Sandbox
  • CVE-2021-37995: Inappropriate implementation in WebApp Installer
Record
openSUSE-SU-2021:1396-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1488-1 No score

Security update for opera

This update for opera fixes the following issues:

Opera was updated to version 81.0.4196.31

  • DNA-95733 Implement the “Manage” menu in card details view

  • DNA-95736 Update UI for paused card

  • DNA-95791 Crash at base::operator<

  • DNA-95794 Sometimes the sidebar UI fails to load

  • DNA-95812 Retrieve cards info when showing autofill

  • DNA-96035 Cannot create virtual card on Sandbox environment

  • DNA-96147 “Buy” button does not work

  • DNA-96168 Update contributors list

  • DNA-96211 Enable #fast-tab-tooltip on all streams

  • DNA-96231 Promote O81 to stable

  • Complete Opera 80.1 changelog at:

    https://blogs.opera.com/desktop/changelog-for-81/

Update to version 81.0.4196.27

  • CHR-8623 Update chromium on desktop-stable-95-4196 to 95.0.4638.54
  • DNA-92384 Better segmenting of hint users
  • DNA-95523 Allow sorting in multi-card view
  • DNA-95659 Flow of Lastcard on first login
  • DNA-95735 Implement the button that reveals full card details
  • DNA-95747 Better way to handle expired funding card
  • DNA-95949 [Mac Retina] Clicking active tab should scroll to the top
  • DNA-95993 Update icon used for Yat in address bar dropdown
  • DNA-96021 Cleared download item view is never deleted
  • DNA-96036 Occupation field in 'Account – Edit' is shown twice
  • DNA-96127 Upgrade plan button does nothing
  • DNA-96138 'Add Card' button does not change to 'Upgrade Plan' after adding card
  • The update to chromium 95.0.4638.54 fixes following issues: CVE-2021-37981, CVE-2021-37982, CVE-2021-37983, CVE-2021-37984, CVE-2021-37985, CVE-2021-37986, CVE-2021-37987, CVE-2021-37988, CVE-2021-37989, CVE-2021-37990, CVE-2021-37991, CVE-2021-37992, CVE-2021-37993, CVE-2021-37994, CVE-2021-37995, CVE-2021-37996

Update to version 80.0.4170.72

  • DNA-95522 Change card view to show all types of cards
  • DNA-95523 Allow sorting in multi-card view
  • DNA-95524 Allow searching for cards by name
  • DNA-95658 Allow user to add a card
  • DNA-95659 Flow of Lastcard on first login
  • DNA-95660 Implement editing card details
  • DNA-95699 Add card details view
  • DNA-95733 Implement the “Manage” menu in card details view
  • DNA-95735 Implement the button that reveals full card details
  • DNA-95736 Update UI for paused card
  • DNA-95747 Better way to handle expired funding card
  • DNA-95794 Sometimes the sidebar UI fails to load
  • DNA-95812 Retrieve cards info when showing autofill
  • DNA-96036 Occupation field in ‘Account – Edit’ is shown twice
  • DNA-96127 Upgrade plan button does nothing
  • DNA-96138 “Add Card” button does not change to “Upgrade Plan” after adding card
Record
openSUSE-SU-2021:1488-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:1489-1 No score

Security update for opera

This update for opera fixes the following issues:

Update to version 81.0.4196.31:

  • DNA-95733 Implement the “Manage” menu in card details view
  • DNA-95736 Update UI for paused card
  • DNA-95791 Crash at base::operator<
  • DNA-95794 Sometimes the sidebar UI fails to load
  • DNA-95812 Retrieve cards info when showing autofill
  • DNA-96035 Cannot create virtual card on Sandbox environment
  • DNA-96147 “Buy” button does not work
  • DNA-96168 Update contributors list
  • DNA-96211 Enable #fast-tab-tooltip on all streams
  • DNA-96231 Promote O81 to stable
  • Complete Opera 80.1 changelog at: https://blogs.opera.com/desktop/changelog-for-81/

Update to version 81.0.4196.27

  • CHR-8623 Update chromium on desktop-stable-95-4196 to 95.0.4638.54
  • DNA-92384 Better segmenting of hint users
  • DNA-95523 Allow sorting in multi-card view
  • DNA-95659 Flow of Lastcard on first login
  • DNA-95735 Implement the button that reveals full card details
  • DNA-95747 Better way to handle expired funding card
  • DNA-95949 [Mac Retina] Clicking active tab should scroll to the top
  • DNA-95993 Update icon used for Yat in address bar dropdown
  • DNA-96021 Cleared download item view is never deleted
  • DNA-96036 Occupation field in 'Account – Edit' is shown twice
  • DNA-96127 Upgrade plan button does nothing
  • DNA-96138 'Add Card' button does not change to 'Upgrade Plan' after adding card
  • The update to chromium 95.0.4638.54 fixes following issues: CVE-2021-37981, CVE-2021-37982, CVE-2021-37983, CVE-2021-37984, CVE-2021-37985, CVE-2021-37986, CVE-2021-37987, CVE-2021-37988, CVE-2021-37989, CVE-2021-37990, CVE-2021-37991, CVE-2021-37992, CVE-2021-37993, CVE-2021-37994, CVE-2021-37995, CVE-2021-37996

Update to version 80.0.4170.72

  • DNA-95522 Change card view to show all types of cards
  • DNA-95523 Allow sorting in multi-card view
  • DNA-95524 Allow searching for cards by name
  • DNA-95658 Allow user to add a card
  • DNA-95659 Flow of Lastcard on first login
  • DNA-95660 Implement editing card details
  • DNA-95699 Add card details view
  • DNA-95733 Implement the “Manage” menu in card details view
  • DNA-95735 Implement the button that reveals full card details
  • DNA-95736 Update UI for paused card
  • DNA-95747 Better way to handle expired funding card
  • DNA-95794 Sometimes the sidebar UI fails to load
  • DNA-95812 Retrieve cards info when showing autofill
  • DNA-96036 Occupation field in ‘Account – Edit’ is shown twice
  • DNA-96127 Upgrade plan button does nothing
  • DNA-96138 “Add Card” button does not change to “Upgrade Plan” after adding card
Record
openSUSE-SU-2021:1489-1
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-2024:11598-1 No score

chromedriver-95.0.4638.54-1.1 on GA media

These are all security issues fixed in the chromedriver-95.0.4638.54-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:11598-1
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 95.0.4638.69-0ubuntu0.18.04.1, 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
95.0.4638.69-0ubuntu0.18.04.1
chromium
SUSE:Package Hub 15 SP3
From an advisory covering 16 CVEs
before 95.0.4638.54-bp153.2.37.1
95.0.4638.54-bp153.2.37.1
chromium
openSUSE:Leap 15.3
From an advisory covering 16 CVEs
before 95.0.4638.54-bp153.2.37.1
95.0.4638.54-bp153.2.37.1
chromium
openSUSE:Leap 15.2
From an advisory covering 16 CVEs
before 95.0.4638.54-lp152.2.135.1
95.0.4638.54-lp152.2.135.1
opera
openSUSE:Leap 15.2 NonFree
From an advisory covering 16 CVEs
before 81.0.4196.31-lp152.2.76.1
81.0.4196.31-lp152.2.76.1
opera
openSUSE:Leap 15.3 NonFree
From an advisory covering 16 CVEs
before 81.0.4196.31-lp153.2.30.1
81.0.4196.31-lp153.2.30.1
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 16 CVEs
before 95.0.4638.54-1.1
95.0.4638.54-1.1
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-2021-37983 is a high vulnerability (CVSS 8.8) in Google Chrome, published October 26, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.90%, the 60th percentile. Fixed in chromium 97.0.4692.71-0.1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 9 versions, 2,126 references and the rest of 1 source description. The JSON record has them.

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