Vulnerability · Published May 18, 2022 · Assigned by redhat
CVE-2022-1734
High 7.0
In plain English
A high-severity use-after-free in kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.5% (higher than 45% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)7.0High
Exploit odds (30 days)0.5%top 55.0% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
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.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 5.17.11-1 | DEBIAN-CVE-2022-1734 |
| Debian:13 | linux | 5.17.11-1 | DEBIAN-CVE-2022-1734 |
| Debian:14 | linux | 5.17.11-1 | DEBIAN-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux | 5.15.0-41.44 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-41.44 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1015.19 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1015.19 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1014.17 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1014.17 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1013.18 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1013.18 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1011.14 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1011.14 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1002.4 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1010.12 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1010.12 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1013.17 | USN-5564-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1013.17 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1013.16 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1013.16 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-41.44 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-41.44 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1011.12 | USN-5471-1 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | 5.17.0-1011.12 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1013.17 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1013.17 | USN-5518-1 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1012.14 | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1012.14 | USN-5518-1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2022-1734 |
| Ubuntu:22.04:LTS | linux-riscv | 5.15.0-1015.17 | UBUNTU-CVE-2022-1734 |
Affected products (as reported)
Weakness: CWE-416
References
- https://github.com/torvalds/linux/commit/d270453a0d9ec10bb8a802a142fb1b3601a83098 x_refsource_MISC
- [oss-security] 20220605 Re: Linux kernel: UAF, null-ptr-deref and double-free vulnerabilities in nfcmrvl module mailing-list, x_refsource_MLIST
- [oss-security] 20220609 Re: Linux kernel: UAF, null-ptr-deref and double-free vulnerabilities in nfcmrvl module mailing-list, x_refsource_MLIST
- [debian-lts-announce] 20220701 [SECURITY] [DLA 3065-1] linux security update mailing-list, x_refsource_MLIST
- DSA-5173 vendor-advisory, x_refsource_DEBIAN
- https://security.netapp.com/advisory/ntap-20220707-0007/ x_refsource_CONFIRM