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authorBen Hutchings <ben@decadent.org.uk>2022-06-21 00:09:15 +0200
committerBen Hutchings <ben@decadent.org.uk>2022-06-21 00:12:37 +0200
commitfd8cdb05b848fa4628f42bce87a3719993030764 (patch)
tree509a1d364730ff44469255ce800f2bc4dd2b41fb /active/CVE-2022-20166
parent62e8c058e38f5ff4d5d5165af4d91f22b8f2dbbe (diff)
Fill in status for several issues
Diffstat (limited to 'active/CVE-2022-20166')
-rw-r--r--active/CVE-2022-2016616
1 files changed, 12 insertions, 4 deletions
diff --git a/active/CVE-2022-20166 b/active/CVE-2022-20166
index d13c8ae2..3c96d5de 100644
--- a/active/CVE-2022-20166
+++ b/active/CVE-2022-20166
@@ -1,13 +1,21 @@
Description: drivers core: Use sysfs_emit and sysfs_emit_at for show(device *...) functions
References:
https://source.android.com/security/bulletin/pixel/2022-06-01
+ https://android.googlesource.com/kernel/common/+/37c7c8d4f0856ca30c2583adead91f42711f9c2f%5E%21/
Notes:
+ bwh> Based on the Android backport of this, the specific case where a
+ bwh> buffer overflow was possible must be in the name attribute of a
+ bwh> wakeup_source. This code was introduced in 5.4 by commit
+ bwh> c8377adfa781 "PM / wakeup: Show wakeup sources stats in sysfs".
+ bwh> If wakelocks are enabled (CONFIG_PM_WAKELOCKS=y) then user-space
+ bwh> can create a wakeup_source with an arbitrary name. However, we
+ bwh> never enabled this.
Bugs:
upstream: released (5.10-rc1) [aa838896d87af561a33ecefea1caa4c15a68bc47]
5.10-upstream-stable: N/A "Fixed before branching point"
-4.19-upstream-stable:
-4.9-upstream-stable:
+4.19-upstream-stable: N/A "Vulnerable code not present"
+4.9-upstream-stable: N/A "Vulnerable code not present"
sid: released (5.10.4-1)
5.10-bullseye-security: N/A "Fixed before branching point"
-4.19-buster-security:
-4.9-stretch-security:
+4.19-buster-security: N/A "Vulnerable code not present"
+4.9-stretch-security: N/A "Vulnerable code not present"

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