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CVE-2024-27017

Status Candidate

Overview

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_set_pipapo: walk over current view on netlink dump The generation mask can be updated while netlink dump is in progress. The pipapo set backend walk iterator cannot rely on it to infer what view of the datastructure is to be used. Add notation to specify if user wants to read/update the set. Based on patch from Florian Westphal.

Related Files

Ubuntu Security Notice USN-6923-2
Posted Jul 30, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6923-2 - Benedict Schlüter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious #VC interrupts and compromise the security guarantees of AMD SEV-SNP. This flaw is known as WeSee. A local attacker in control of the hypervisor could use this to expose sensitive information or possibly execute arbitrary code in the trusted execution environment. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system.

tags | advisory, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2023-52752, CVE-2024-25742, CVE-2024-27017
SHA-256 | ed8f8e01e9b33fb2c2278a58bd3b1effa93ad02ff0a51ea30920c0ec988ffe50
Ubuntu Security Notice USN-6923-1
Posted Jul 29, 2024
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 6923-1 - Benedict Schlüter, Supraja Sridhara, Andrin Bertschi, and Shweta Shinde discovered that an untrusted hypervisor could inject malicious #VC interrupts and compromise the security guarantees of AMD SEV-SNP. This flaw is known as WeSee. A local attacker in control of the hypervisor could use this to expose sensitive information or possibly execute arbitrary code in the trusted execution environment. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system.

tags | advisory, arbitrary, kernel, local
systems | linux, ubuntu
advisories | CVE-2023-52752, CVE-2024-25742, CVE-2024-27017, CVE-2024-36016
SHA-256 | f1478e6fbfb5ae574e77c100a2ce319395b280eba6b7976833ad785e429368d6
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