CVE-2018-5891 Use after free in Snapdragon Mobile, Snapdragon Wear
A use-after-free vulnerability in Qualcomm Snapdragon firmware allows attackers to execute arbitrary code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-5891?
CVE-2018-5891 is a high-severity use after free vulnerability in Qualcomm Msm8909w Firmware, published on 6 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
While processing modem SSR after IMS is registered, the IMS data daemon is restarted but the ipc_dataHandle is no longer available. Consequently, the DPL thread frees the internal memory for dataDHandle but the local variable pointer is not updated which can lead to a Use After Free condition in Snapdragon Mobile and Snapdragon Wear.
Weakness: CWE-416
Which versions are affected by CVE-2018-5891?
It affects 15 products.
Products include Qualcomm Msm8909w Firmware, Qualcomm Msm8996au Firmware, Qualcomm Sd 205 Firmware, Qualcomm Sd 210 Firmware, Qualcomm Sd 212 Firmware, Qualcomm Sd 415 Firmware and 9 more.
How do I fix CVE-2018-5891?
No fix has been published for CVE-2018-5891 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2018-5891 being exploited?
There is no known exploitation of CVE-2018-5891 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Msm8909w Firmware
- CVE-2019-2285 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
- CVE-2019-10509 Use after free in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
- CVE-2019-10538 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
- CVE-2019-2255 Code injection in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
- CVE-2019-2259 Denial of service in Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music, Snapdragon Wearables
Sources
Also known as GHSA-q39p-c62c-433g.