** Changed in: linux (Ubuntu Lunar)
Status: Incomplete => Fix Committed
** Changed in: linux (Ubuntu Kinetic)
Status: Incomplete => Fix Committed
** Changed in: linux (Ubuntu Jammy)
Status: Incomplete => Fix Committed
** Changed in: linux (Ubuntu Focal)
Status: Incomplete => Fix Committed
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https://bugs.launchpad.net/bugs/2023577
Title:
cls_flower: off-by-one in fl_set_geneve_opt
Status in linux package in Ubuntu:
Incomplete
Status in linux source package in Focal:
Fix Committed
Status in linux source package in Jammy:
Fix Committed
Status in linux source package in Kinetic:
Fix Committed
Status in linux source package in Lunar:
Fix Committed
Bug description:
[Impact]
An unprivileged user may cause an out-of-bounds write by setting up geneve
options on the flower classifier.
[Test case]
https://seclists.org/oss-sec/2023/q2/219
[Potential regression]
Users setting up geneve options on the flower tc classifier can be affected.
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https://bugs.launchpad.net/ubuntu/+source/linux/+bug/2023577/+subscriptions
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