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CVE-2021-30516

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker...

8.8 HighFix available

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 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

1.32%Up 0.5 points since Jun 5, 2021
90%50%10%1%

What each source reports

NVD Score used 8.8

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-30516
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-787
Updated
2026-11-02
CVE List No score

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-30516
Updated
2026-11-02
EUVDEUVD-2021-17437 No score

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
EUVD-2021-17437
Updated
2026-11-03
GitHub AdvisoriesGHSA-3657-fjf8-53fm No score

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker...

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
GHSA-3657-fjf8-53fm
Weakness
CWE-787
Updated
2026-11-02
OSVALPINE-CVE-2021-30516 8.8

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
ALPINE-CVE-2021-30516
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
2026-11-03
OSV 8.8

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
CVE-2021-30516
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
OSVDEBIAN-CVE-2021-30516 8.8

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
DEBIAN-CVE-2021-30516
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
OSVUBUNTU-CVE-2021-30516 8.8

Heap buffer overflow in History in Google Chrome prior to 90.0.4430.212 allowed a remote attacker who had compromised the renderer process to potentially exploit heap corruption via a crafted HTML page.

Record
UBUNTU-CVE-2021-30516
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-2021:0742-1 No score

Security update for chromium

This update for chromium fixes the following issues:

Chromium 90.0.4430.212 (boo#1185908)

  • CVE-2021-30506: Incorrect security UI in Web App Installs
  • CVE-2021-30507: Inappropriate implementation in Offline
  • CVE-2021-30508: Heap buffer overflow in Media Feeds
  • CVE-2021-30509: Out of bounds write in Tab Strip
  • CVE-2021-30510: Race in Aura
  • CVE-2021-30511: Out of bounds read in Tab Group
  • CVE-2021-30512: Use after free in Notifications
  • CVE-2021-30513: Type Confusion in V8
  • CVE-2021-30514: Use after free in Autofill
  • CVE-2021-30515: Use after free in File API
  • CVE-2021-30516: Heap buffer overflow in History
  • CVE-2021-30517: Type Confusion in V8
  • CVE-2021-30518: Heap buffer overflow in Reader Mode
  • CVE-2021-30519: Use after free in Payments
  • CVE-2021-30520: Use after free in Tab Strip
  • FTP support disabled at runtime by default since release 88. Chromium 91 will remove support for ftp altogether (boo#1185496)
Record
openSUSE-SU-2021:0742-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:0762-1 No score

Security update for chromium

This update for chromium fixes the following issues:

(This is a rerelease with aarch64 enabled.)

Chromium 90.0.4430.212 (boo#1185908)

  • CVE-2021-30506: Incorrect security UI in Web App Installs
  • CVE-2021-30507: Inappropriate implementation in Offline
  • CVE-2021-30508: Heap buffer overflow in Media Feeds
  • CVE-2021-30509: Out of bounds write in Tab Strip
  • CVE-2021-30510: Race in Aura
  • CVE-2021-30511: Out of bounds read in Tab Group
  • CVE-2021-30512: Use after free in Notifications
  • CVE-2021-30513: Type Confusion in V8
  • CVE-2021-30514: Use after free in Autofill
  • CVE-2021-30515: Use after free in File API
  • CVE-2021-30516: Heap buffer overflow in History
  • CVE-2021-30517: Type Confusion in V8
  • CVE-2021-30518: Heap buffer overflow in Reader Mode
  • CVE-2021-30519: Use after free in Payments
  • CVE-2021-30520: Use after free in Tab Strip
  • FTP support disabled at runtime by default since release 88. Chromium 91 will remove support for ftp altogether (boo#1185496)
Record
openSUSE-SU-2021:0762-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:0828-1 No score

Security update for opera

This update for opera fixes the following issues:

Update to version 76.0.4017.154

  • CHR-8420 Update chromium on desktop-stable-90-4017 to 90.0.4430.212
  • DNA-92411 Bookmarks breadcrumbs wrong color when pressed in dark mode
  • DNA-92587 Sync settings: “Use old password” button doesn’t work
  • DNA-92672 Make it possible for agent to inject scripts into startpage
  • DNA-92712 Add SD reload API
  • DNA-93190 The bookmark can’t be opened in Workspace 5-6
  • DNA-93247 Reopen last closed tab shortcut opens random tab on new window
  • DNA-93294 Binary diff for opera_browser.dll is not created on 32-bit builds
  • DNA-93313 Add opauto test to cover DNA-93190
  • DNA-93368 Fix an error in Polish translation
  • DNA-93408 [Windows] widevine_cdm_component_installer does not compile on desktop-stable-90-4017
  • The update to chromium 90.0.4430.212 fixes following issues:
    CVE-2021-30506, CVE-2021-30507, CVE-2021-30508, CVE-2021-30509, CVE-2021-30510, CVE-2021-30511, CVE-2021-30512, CVE-2021-30513, CVE-2021-30514, CVE-2021-30515, CVE-2021-30516, CVE-2021-30517, CVE-2021-30518, CVE-2021-30519, CVE-2021-30520
Record
openSUSE-SU-2021:0828-1
Updated
2026-11-02
OSVopenSUSE-SU-2021:0829-1 No score

Security update for opera

This update for opera fixes the following issues:

Update to version 76.0.4017.154

  • CHR-8420 Update chromium on desktop-stable-90-4017 to 90.0.4430.212
  • DNA-92411 Bookmarks breadcrumbs wrong color when pressed in dark mode
  • DNA-92587 Sync settings: “Use old password” button doesn’t work
  • DNA-92672 Make it possible for agent to inject scripts into startpage
  • DNA-92712 Add SD reload API
  • DNA-93190 The bookmark can’t be opened in Workspace 5-6
  • DNA-93247 Reopen last closed tab shortcut opens random tab on new window
  • DNA-93294 Binary diff for opera_browser.dll is not created on 32-bit builds
  • DNA-93313 Add opauto test to cover DNA-93190
  • DNA-93368 Fix an error in Polish translation
  • DNA-93408 [Windows] widevine_cdm_component_installer does not compile on desktop-stable-90-4017
  • The update to chromium 90.0.4430.212 fixes following issues:
    CVE-2021-30506, CVE-2021-30507, CVE-2021-30508, CVE-2021-30509, CVE-2021-30510, CVE-2021-30511, CVE-2021-30512, CVE-2021-30513, CVE-2021-30514, CVE-2021-30515, CVE-2021-30516, CVE-2021-30517, CVE-2021-30518, CVE-2021-30519, CVE-2021-30520

Update to version 76.0.4017.123

  • DNA-91951 SkipAds click by default with Adblocker on Youtube
  • DNA-92293 [Mac] Crash at opera::BrowserWindowImpl::Cleanup()
  • DNA-92714 [Mac] Worskpace switching lags with lot of tabs
  • DNA-92847 DCHECK at tab_lifecycle_unit_source.cc:145
  • DNA-92860 [Windows] Fix issues when running buildsign script with Python 3
  • DNA-92879 Fix issues when running buildsign script with Python 3
  • DNA-92938 opera://activity/ page ignores workspaces
  • DNA-93015 [Player] Panel is too narrow
  • DNA-93044 Remove unnecessary question mark in Cashback string in Polish
  • DNA-93070 [Search Tabs] Selecting items with cursor keys skips over content matches
  • DNA-93122 Use input in builddiff.py
  • DNA-93175 Fix running repacking
Record
openSUSE-SU-2021:0829-1
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-2024:10681-1 No score

chromedriver-93.0.4577.82-1.1 on GA media

These are all security issues fixed in the chromedriver-93.0.4577.82-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10681-1
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
qt5-qtwebengine
Alpine:v3.14
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.15
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.16
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.17
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.18
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.19
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.20
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.21
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.22
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
qt5-qtwebengine
Alpine:v3.23
 before 5.15.3_git20210510-r1
5.15.3_git20210510-r1
Show 12 moreShow less
Affected packages
PackageAffectedFixed
chromium
Debian:12
 before 90.0.4430.212-1
90.0.4430.212-1
chromium
Debian:13
 before 90.0.4430.212-1
90.0.4430.212-1
chromium
Debian:14
 before 90.0.4430.212-1
90.0.4430.212-1
chromium
Debian:10
From an advisory covering 15 CVEs
 before 90.0.4430.212-1~deb10u1, plus listed versions
73.0.3683.75-174.0.3729.108-175.0.3770.10-175.0.3770.80-175.0.3770.90-1
Show 45 moreShow less
76.0.3809.100-176.0.3809.100-1~deb10u176.0.3809.62-176.0.3809.71-176.0.3809.87-176.0.3809.87-278.0.3904.108-178.0.3904.108-1~deb10u178.0.3904.87-178.0.3904.97-178.0.3904.97-1~deb10u179.0.3945.130-179.0.3945.130-1~deb10u179.0.3945.130-279.0.3945.56-179.0.3945.79-180.0.3987.106-180.0.3987.116-180.0.3987.122-180.0.3987.122-280.0.3987.132-180.0.3987.132-1~deb10u180.0.3987.149-180.0.3987.149-1~deb10u180.0.3987.162-180.0.3987.162-1~deb10u181.0.4044.62-181.0.4044.92-183.0.4103.106-183.0.4103.116-183.0.4103.116-1~deb10u183.0.4103.116-1~deb10u283.0.4103.116-1~deb10u383.0.4103.116-283.0.4103.116-383.0.4103.116-3.183.0.4103.83-184.0.4147.105-184.0.4147.89-187.0.4280.141-0.187.0.4280.141-0.1~deb10u187.0.4280.88-0.187.0.4280.88-0.287.0.4280.88-0.387.0.4280.88-0.4
90.0.4430.212-1~deb10u1
chromium-browser
Ubuntu:18.04:LTS
 before 91.0.4472.77-0ubuntu0.18.04.1, 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
91.0.4472.77-0ubuntu0.18.04.1
chromium
openSUSE:Leap 15.2
From an advisory covering 15 CVEs
 before 90.0.4430.212-lp152.2.92.1
90.0.4430.212-lp152.2.92.1
chromium
openSUSE:Leap 15.2
From an advisory covering 15 CVEs
 before 90.0.4430.212-lp152.2.95.1
90.0.4430.212-lp152.2.95.1
opera
openSUSE:Leap 15.3 NonFree
From an advisory covering 15 CVEs
 before 76.0.4017.154-lp153.2.3.1
76.0.4017.154-lp153.2.3.1
opera
openSUSE:Leap 15.2 NonFree
From an advisory covering 15 CVEs
 before 76.0.4017.154-lp152.2.49.1
76.0.4017.154-lp152.2.49.1
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 1081 CVEs
 before 93.0.4577.82-1.1
93.0.4577.82-1.1
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
affected, aliases, referencesOSV
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

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

In short

CVE-2021-30516 is a high vulnerability (CVSS 8.8) in Google Chrome, published May 16, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.32%, the 70th percentile. Fixed in qt5-qtwebengine 5.15.3_git20210510-r1.

References

Show 194 moreShow less
This page doesn't list everything

Left out here: 21 versions, 2,133 references and the rest of 1 source description. The JSON record has them.

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