VulnerabilityModified
CVE-2023-32629
Local privilege escalation vulnerability in Ubuntu Kernels overlayfs ovl_copy_up_meta_inode_data skip permission checks when calling ovl_do_setxattr on Ubuntu kernels
HIGH 7.8EPSS 10.4%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 10.4%, higher than 95% of all known CVEs. Patch or mitigate before the next change window.
Description
Local privilege escalation vulnerability in Ubuntu Kernels overlayfs ovl_copy_up_meta_inode_data skip permission checks when calling ovl_do_setxattr on Ubuntu kernels
- 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
- 10.36% probability · 95th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-863
- Affected
- canonical/ubuntu linux
- Source
- security@ubuntu.com
References
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-32629Third Party Advisory
- https://lists.ubuntu.com/archives/kernel-team/2023-July/140920.htmlMailing List, Patch
- https://ubuntu.com/security/notices/USN-6250-1Vendor Advisory
- https://wiz.io/blog/ubuntu-overlayfs-vulnerabilityExploit
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-32629Third Party Advisory
- https://lists.ubuntu.com/archives/kernel-team/2023-July/140920.htmlMailing List, Patch
- https://ubuntu.com/security/notices/USN-6250-1Vendor Advisory
- https://wiz.io/blog/ubuntu-overlayfs-vulnerabilityExploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.