VulnerabilityModified
CVE-2022-29581
Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root.
HIGH 7.8EPSS 0.93%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.93%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege escalation to root. This issue affects: Linux Kernel versions prior to 5.18; version 4.14 and later versions.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.93% probability · 59th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-911
- Affected
- linux/linux kernel · debian/debian linux · canonical/ubuntu linux · netapp/h300s firmware · netapp/h500s firmware · netapp/h700s firmware · netapp/h300e firmware · netapp/h500e firmware · netapp/h700e firmware · netapp/h410s firmware · netapp/h410c firmware
- Source
- cve-coordination@google.com
References
- http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.htmlExploit, Third Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2022/05/18/2Mailing List, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3db09e762dc79584a69c10d74a6b98f89a9979f8Patch, Vendor Advisory
- https://kernel.dance/#3db09e762dc79584a69c10d74a6b98f89a9979f8Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20220629-0005/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5173Third Party Advisory
- http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.htmlThird Party Advisory, VDB Entry
- http://packetstormsecurity.com/files/168191/Kernel-Live-Patch-Security-Notice-LSN-0089-1.htmlExploit, Third Party Advisory, VDB Entry
- http://www.openwall.com/lists/oss-security/2022/05/18/2Mailing List, Patch, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=3db09e762dc79584a69c10d74a6b98f89a9979f8Patch, Vendor Advisory
- https://kernel.dance/#3db09e762dc79584a69c10d74a6b98f89a9979f8Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20220629-0005/Third Party Advisory
- https://www.debian.org/security/2022/dsa-5173Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.