VulnSocial

CVE-2026-3950Disclosure

LOWCVSS 1.9 · LOW

Signal is active with 2 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

A vulnerability was identified in strukturag libheif up to 1.21.2. This impacts the function Track::load of the file libheif/sequences/track.cc of the component stsz/stts. The manipulation leads to out-of-bounds read. The attack needs to be performed locally. The exploit is publicly available and might be used. Applying a patch is the recommended action to fix this issue. The patch available is inofficial and not approved yet.

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0.0/ 10 priority

Sources & remediation

Other references
Weakness type (CWE)
CWE-119CWE-125

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

NONE

Momentum

NONE

Threat summary

  • 2 mentions across 1 observed day

What's happening

  • Technical details provided in 2 signals
  • Disclosure: 2 classified signals
  • 2 total mentions across 1 day

Deep dive

Activity timeline2 mentions / 1d
01122Mentions · 2026-03-11: 2Technical Details · 2026-03-11: 203-11
Signal classification1 categories
Disclosure
2100.0%
Referenced assets2 URLs
By indicator
Full discourse2 posts
  • Infoflowcloud@infoflowcloud
    Disclosure

    🚨*CVE* CVE-2026-3950 A vulnerability was identified in strukturag libheif up to 1.21.2. This impacts the function Track::load of the file libheif/sequences/track.cc of the component stsz/st… https://www.cve.org/CVERecord?id=CVE-2026-3950 ----- Traducción: CVE-2026-3950 Se … http://infoflow.cloud`

    Post summary

    The post announces the discovery of CVE-2026-3950 in strukturag libheif, detailing the affected function, file, and component, but does not mention PoC, exploits, or patches.

    0000024
    57 followersView on X
  • CVE@CVEnew
    Disclosure

    CVE-2026-3950 A vulnerability was identified in strukturag libheif up to 1.21.2. This impacts the function Track::load of the file libheif/sequences/track.cc of the component stsz/st… https://www.cve.org/CVERecord?id=CVE-2026-3950

    Post summary

    The post announces CVE-2026-3950, highlighting a flaw in strukturag libheif up to version 1.21.2, specifically the Track::load function in libheif/sequences/track.cc, and provides a link to the official CVE record.

    00000242
    56.6K followersView on X

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