mm: /proc/pid/smaps_rollup: fix no vma's null-deref
13Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 5.5epss 0.2%
exploitation probability
0.2%top 96% of all CVEs
observed exploitation
nono source reports it
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
Affected products
Linux · LinuxReferences
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