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CVE-2022-50380

mm: /proc/pid/smaps_rollup: fix no vma's null-deref

CVSS 5.5 MEDIUMEPSS 0.1%CWE-476
In the Linux kernel, the following vulnerability has been resolved: mm: /proc/pid/smaps_rollup: fix no vma's null-deref Commit 258f669e7e88 ("mm: /proc/pid/smaps_rollup: convert to single value seq_file") introduced a null-deref if there are no vma's in the task in show_smaps_rollup.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Produtos afetados
Linux · Linux

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Referências
https://git.kernel.org/stable/c/33fc9e26b7cb39f0d4219c875a2451802249c225https://git.kernel.org/stable/c/6bb8769326c46db3058780c0640dcc49d8187b24https://git.kernel.org/stable/c/97898139ca9b81ba9322a585e07490983c53b55ahttps://git.kernel.org/stable/c/a50ed2d28727ff605d95fb9a53be8ff94e8eaaf4https://git.kernel.org/stable/c/c4c84f06285e48f80e9843d0775ad92714ffc35ahttps://git.kernel.org/stable/c/dbe863bce7679c7f5ec0e993d834fe16c5e687b5