Use After Free in Linux Kernel
CVE-2022-1734
A flaw in Linux Kernel found in nfcmrvl_nci_unregister_dev() in drivers/nfc/nfcmrvl/main.c can lead to use after free both read or write when non synchronized between cleanup routine and firmware download routine.
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.005 (42.5th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 43rd percentile — 42.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/torvalds/linux/commit/d270453a0d9ec10bb8a802a142fb1b3601a83098 (Patch, Third Party Advisory)
- www.openwall.com/lists/oss-security/2022/06/05/4 (mailing-list, Exploit, Patch, Mailing List, Third Party Advisory)
- www.openwall.com/lists/oss-security/2022/06/09/1 (mailing-list, Exploit, Patch, Mailing List, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2022/07/msg00000.html (mailing-list, Mailing List, Third Party Advisory)
- www.debian.org/security/2022/dsa-5173 (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20220707-0007/ (Third Party Advisory)
Frequently asked questions
- What is CVE-2022-1734?
- CVE-2022-1734 is a high-severity vulnerability in Linux Kernel, classified under Use After Free. CVSS score: 7.0/10. Published 2022-05-18.
- How severe is CVE-2022-1734?
- High severity. CVSS v3 base score is 7.0 out of 10.