VulnSocial

CVE-2021-37975General(debian / chrome)

LOWCVSS 8.8 · HIGHCISA KEV

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

Use after free in V8 in Google Chrome prior to 94.0.4606.71 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.

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0.5/ 10 priority

Sources & remediation

Listed in the CISA Known Exploited Vulnerabilities catalog. Federal remediation due date: 2021-11-17. Apply updates per vendor instructions.

Vendor / third-party advisories
Other references
Weakness type (CWE)
CWE-416

Priority

LOW

Exploitation

ACTIVE

PoC

NONE

Patch

NONE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • chrome
  • debian_linux
  • fedora

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • Technical details provided in 1 signal
  • General: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
debianfedoraprojectgoogle
Products
chromedebian_linuxfedora

5 versions affected across 3 products

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-07-26: 1Technical Details · 2026-07-26: 107-26
Signal classification1 categories
General
1100.0%
Referenced assets3 URLs
Full discourse1 post
  • salty / CEO of fixi (same thing)@salty_grndpa
    General

    @LukasHozda @awelonblue Just to confirm what you're saying here we have: https://nvd.nist.gov/vuln/detail/CVE-2021-37975 uaf in V8 https://nvd.nist.gov/vuln/detail/CVE-2022-45146 JVM ( I saw somebody earlier calling that JVM is the safest VM out there) https://github.com/advisories/GHSA-vwm4-62gf-x745 ruby GC marking uaf

    Post summary

    The tweet lists three CVEs (two from NVD and one GitHub advisory), noting that they involve user-after-free issues in V8 and Ruby GC, with no further details on PoC, exploitation, patching, or verification.

    10021189
    525 followersView on X
CPE platform detail6 entries

6 of 6 entries

PartVendorProductVersionTarget SWTarget HW
OSdebiandebian_linux10.0--
OSdebiandebian_linux11.0--
OSfedoraprojectfedora33--
OSfedoraprojectfedora34--
OSfedoraprojectfedora35--
Appgooglechrome---

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