WID-SEC-W-2023-1903

csafDEcert_bund

DeutschShown in its original language — a full translation is planned for a future version.

Ubuntu Linux: Mehrere Schwachstellen

view advisory published 2023-07-26

Ein lokaler Angreifer kann mehrere Schwachstellen im Ubuntu Linux Kernel ausnutzen, um Sicherheitsvorkehrungen zu umgehen und seine Rechte zu erhöhen.

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describes (2)

Related CVEs.

IDseverity exploitable
CVE-2023-32629UShigh7.8OT elevatedExploit
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
CVE-2023-2640UShigh7.8OT highExploit
On Ubuntu kernels carrying both c914c0e27eb0 and "UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overlayfs.* xattrs", an unprivileged user may set privileged extend…
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references

External citations — patches, advisories, analysis.

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