CVE-2022-1055 (GCVE-0-2022-1055)

Vulnerability from cvelistv5 – Published: 2022-03-29 15:05 – Updated: 2024-08-02 23:47
VLAI?
Title
Use after Free in tc_new_tfilter allowing for privilege escalation in Linux Kernel
Summary
A use-after-free exists in the Linux Kernel in tc_new_tfilter that could allow a local attacker to gain privilege escalation. The exploit requires unprivileged user namespaces. We recommend upgrading past commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5
Severity ?
8.6 (High)
CVSS:4.0/AV:L/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N
CWE
Assigner
References
Impacted products
Vendor Product Version
Linux Kernel Affected: 0 , < v5.17-rc3 (custom)
Unaffected: 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b5 (git)
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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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