VDB
CVE-2020-27784
CVE-2020-27784
PUBLISHED
A vulnerability was found in the Linux kernel, where accessing a deallocated instance in printer_ioctl() printer_ioctl() tries to access of a printer_dev instance. However, use-after-free arises because it had been freed by gprinter_free().
EPSS 0.08% · 23.2th percentile
Risk Scores
EPSS Score
0.08%
23.2th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | linux-oracle-5.0 | 5.0.0-1014.19, 5.0.0-1013.18, 5.0.0-1008.13~18.04.1 |
| Ubuntu:18.04:LTS | linux-gcp-4.15 | 4.15.0-1081.92, 4.15.0-1080.90, 4.15.0-1078.88 |
| Ubuntu:20.04:LTS | linux-riscv | 5.4.0-31.35, 0, 5.4.0-24.28 |
| Ubuntu:Pro:FIPS:18.04:LTS | linux-aws-fips | 4.15.0-2000.4, 0 |
| Ubuntu:20.04:LTS | linux-gcp-5.11 | *, 5.11.0-1017.19~20.04.1, 5.11.0-1018.20~20.04.2 |
| Ubuntu:20.04:LTS | linux-hwe-5.13 | 5.13.0-37.42~20.04.1, 5.13.0-40.45~20.04.1, 5.13.0-41.46~20.04.1 |
| Ubuntu:18.04:LTS | linux-aws-5.3 | 5.3.0-1028.30~18.04.1, 5.3.0-1023.25~18.04.1, 5.3.0-1019.21~18.04.1 |
| Ubuntu:20.04:LTS | linux-gcp-5.13 | 5.13.0-1031.37~20.04.1, 0, 5.13.0-1013.16~20.04.1 |
| Ubuntu:16.04:LTS | linux-hwe | *, *, * |
| Ubuntu:20.04:LTS | linux-oracle-5.13 | 0, 5.13.0-1011.13~20.04.2, 5.13.0-1015.19~20.04.1 |
| Ubuntu:20.04:LTS | linux-aws-5.8 | *, 5.8.0-1042.44~20.04.1, 5.8.0-1041.43~20.04.1 |
| Ubuntu:18.04:LTS | linux-raspi2 | 4.15.0-1037.39, 4.15.0-1074.79, 4.15.0-1038.40 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | 0, 6.8.0-2019.20 |
| Ubuntu:18.04:LTS | linux-azure-4.15 | 4.15.0-1093.103, 4.15.0-1095.105, 4.15.0-1099.110 |
| Ubuntu:20.04:LTS | linux-oem-5.6 | 5.6.0-1028.28, 5.6.0-1011.11, 5.6.0-1007.7 |
| Ubuntu:20.04:LTS | linux-azure-5.8 | 5.8.0-1043.46~20.04.1, 5.8.0-1042.45~20.04.1, 5.8.0-1041.44~20.04.1 |
| Ubuntu:20.04:LTS | linux-oracle | 5.4.0-1005.5, 5.4.0-1024.24, 5.4.0-1022.22 |
| Ubuntu:Pro:FIPS:20.04:LTS | linux-azure-fips | 5.4.0-1022.22+fips1, 0 |
| Ubuntu:20.04:LTS | linux-raspi2 | 5.4.0-1006.6, 5.3.0-1014.16, 0 |
| Ubuntu:18.04:LTS | linux-oracle-5.3 | 5.3.0-1024.26~18.04.1, *, 5.3.0-1030.32~18.04.1 |
…and 69 more
Exploit Intelligence
- （CVE-2015-7501）JBoss JMXInvokerServlet 反序列化漏洞 (github-poc)
- （CVE-2015-7501）JBoss JMXInvokerServlet 反序列化漏洞 (github-poc)
- （CVE-2015-7501）JBoss JMXInvokerServlet 反序列化漏洞 (github-poc)
- （CVE-2015-7501）JBoss JMXInvokerServlet 反序列化漏洞 (github-poc)
- （CVE-2015-7501）JBoss JMXInvokerServlet 反序列化漏洞 (github-poc)
- （CVE-2015-7501）JBoss JMXInvokerServlet 反序列化漏洞 (github-poc)
- http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html (circl)
- http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.html (circl)
- DSA-5173 (circl)
- https://security.netapp.com/advisory/ntap-20220629-0005/ (circl)
…and 21 more exploits
Timeline
- Sep 1, 2022 CVE Published
- Sep 2, 2022 EPSS Score
- Oct 17, 2022 EPSS Score
- Dec 2, 2022 EPSS Score
- Jan 16, 2023 EPSS Score
- Mar 3, 2023 EPSS Score
- Mar 7, 2023 EPSS Score
- Apr 17, 2023 EPSS Score
- Jun 1, 2023 EPSS Score
- Jul 17, 2023 EPSS Score
- Aug 31, 2023 EPSS Score
- Oct 15, 2023 EPSS Score
References
- https://ubuntu.com/security/CVE-2020-27784 third-party-advisory
- https://git.kernel.org/linus/e8d5f92b8d30bb4ade76494490c3c065e12411b1 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2020-27784 third-party-advisory