CVE-2018-11847 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
A malicious Trusted Application can corrupt QSEE kernel memory, compromising the entire Trusted Execution Environment in Qualcomm Snapdragon devices.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-11847?
CVE-2018-11847 is a high-severity memory corruption vulnerability in Qualcomm Ipq8074 Firmware, published on 11 Feb 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Malicious TA can tag QSEE kernel memory and map to EL0, there by corrupting the physical memory as well it can be used to corrupt the QSEE kernel and compromise the whole TEE in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables and Snapdragon Wired Infrastructure and Networking in versions IPQ8074, MDM9206, MDM9607, MDM9650, MDM9655, MSM8909W, MSM8996AU, QCA8081, SD 210/SD 212/SD 205, SD 410/12, SD 425, SD 427, SD 430, SD 435, SD 439 / SD 429, SD 450, SD 615/16/SD 415, SD 625, SD 632, SD 650/52, SD 820, SD 820A, SD 835, SD 8CX, SDM439 and Snapdragon_High_Med_2016
Weakness: CWE-20
Which versions are affected by CVE-2018-11847?
It affects 33 products.
Products include Qualcomm Ipq8074 Firmware, Qualcomm Mdm9206 Firmware, Qualcomm Mdm9607 Firmware, Qualcomm Mdm9650 Firmware, Qualcomm Mdm9655 Firmware, Qualcomm Msm8909w Firmware and 27 more.
How do I fix CVE-2018-11847?
No fix has been published for CVE-2018-11847 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2018-11847 being exploited?
There is no known exploitation of CVE-2018-11847 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Ipq8074 Firmware
- CVE-2019-14134 Memory corruption in Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
- CVE-2019-2249 Information disclosure in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Wired Infrastructure and Networking
- CVE-2019-10539 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking
- CVE-2019-10540 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wired Infrastructure and Networking
- CVE-2018-13924 Integer overflow in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon IoT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables, Snapdragon Wired Infrastructure and Networking
Sources
Also known as GHSA-r2hh-7r93-wc98.