CVE-2026-24090: Cryptographic issue while processing partition table entries allows unauthorized modification of boot flow.
25
Routine
HIGH 7.1MITIGATEMITIGATEMITIGATE
CVE-2026-24090 is a high-severity flaw (CVSS 7.1) affecting snapdragon 460 mobile platform firmware, snapdragon 4 gen 2 mobile platform firmware, snapdragon 4 gen 1 mobile platform firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
Cryptographic issue while processing partition table entries allows unauthorized modification of boot flow.
Why this priority
High severity
No fix is published yet: follow the downgrade or mitigation steps.
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
qualcomm sm8845p firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
qualcomm sm8750p firmware MITIGATE
Affected: all versions
Fixed in: no fixed release known
Safe to downgrade to: no unaffected older release
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
Verify at the official sourceNVD · CVE Program · Report a problem with this page Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2026-24090?
snapdragon 460 mobile platform firmware: mitigate or apply the listed mitigation; snapdragon 4 gen 2 mobile platform firmware: mitigate or apply the listed mitigation; snapdragon 4 gen 1 mobile platform firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2026-24090 being exploited?
CVE-2026-24090 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2026-24090 affect?
CVE-2026-24090 affects snapdragon 460 mobile platform firmware, snapdragon 4 gen 2 mobile platform firmware, snapdragon 4 gen 1 mobile platform firmware. Severity is high (CVSS 7.1). Cryptographic issue while processing partition table entries allows unauthorized modification of boot flow.
PatchTheCVE