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Medium

Persistent DoS in Android Framework LocalImageResolver.onHeaderDecoded

IdentifiersCVE-2026-0049CWE-400· Uncontrolled Resource Consumption

CVE-2026-0049 is a critical denial-of-service vulnerability in the Android Framework. According to the provided content, the flaw is in LocalImageResolver.java, specifically in the onHeaderDecoded function, where improper handling can result in persistent resource exhaustion. Exploitation can trigger a local denial of service without requiring user interaction or additional execution privileges. The issue is listed under Android Framework and affects AOSP versions 14, 15, 16, and 16-qpr2.

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ANALYST BRIEF

Impact, mitigation & remediation

What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.

Impact

What an attacker gets, and what they’ve been doing with it.

Successful exploitation can exhaust device resources and cause a persistent local denial of service. In practice, this may make the device or critical framework/background services become unresponsive, repeatedly crash, or remain in a degraded state until recovery actions are taken. The vulnerability is rated critical in the Android bulletin.

Mitigation

If you can’t patch tonight, do this now.

The primary mitigation is prompt installation of the April 2026 Android security patch level 2026-04-01 or later, preferably 2026-04-05 or later where applicable. Where patching cannot be performed immediately, reducing exposure to untrusted local content that could reach the vulnerable image header decoding path may reduce risk, but the provided information does not specify a complete workaround.

Remediation

Patch, then assume compromise.

Apply the Android April 2026 security updates that include the fix for CVE-2026-0049. The provided content states that the issue is addressed in the Android Security Bulletin and included in the 2026-04-01 security patch level, with protection also present in 2026-04-05 or later. Affected AOSP versions are 14, 15, 16, and 16-qpr2.
PUBLIC EXPLOITS

Exploits

No public exploits tracked yet. Mallory keeps watching.

VALID 0 / 0 TOTALView more in app

No public exploit code observed for this vulnerability.

EXPOSURE SURFACE

Affected products & vendors

Products and vendors Mallory has correlated with this vulnerability. Open in Mallory to drill down to specific CPE configurations and version ranges.

VendorProductType
GoogleAndroidoperating_system

Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.

ACTIVITY FEED

Recent activity

8 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.

8 SOURCESView more in app
What this page doesn’t show

The version that knows your environment.

This page is what’s public. Mallory adds the parts that aren’t: which of your assets are affected, which adversaries are exploiting it right now, which detections to deploy, and what to do tonight.
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Exposure mapping

Query your assets running an affected version, and investigate the blast radius.

Threat actor evidence

Every observed campaign linking this CVE to a named adversary.

Associated malware

Malware families riding this exploit, with evidence and IOCs.

Detection signatures

YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.

Vendor-by-vendor mapping

Cross-references every affected SKU, including bundled OEM variants.

Social activity5

Community discussion across Reddit, Mastodon, and other social sources.

EXTERNAL REFERENCES
MITRE CVE
cve.org · CVE-2026-0049
NVD
nvd.nist.gov/vuln/detail/CVE-2026-0049
MITRE CWE · CWE-400
Uncontrolled Resource Consumption
Vendor Advisory
source.android.com/docs/security/bulletin/2026/2026-04-01