CVE-2023-32629
CVSS 3.1 Score 7.8 of 10 (high)
Details
Summary
CVE-2023-32629 is a local privilege escalation vulnerability affecting Ubuntu Kernels. The issue lies within the overlayfs file system's ovl_copy_up_meta_inode_data function, which skips permission checks when calling ovl_do_setxattr. An attacker with local access can exploit this vulnerability to escalate their privileges, potentially gaining root access to the system. This could lead to significant security risks, including data breaches or system compromises. It is recommended that users update their Ubuntu Kernels to a patched version as soon as possible to mitigate this threat.
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Affected Products
- Ubuntu Linux
Affected Vendors
- Canonical System
Advisories, Assessments, and Mitigations
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