This bug was fixed in the package linux - 4.15.0-115.116
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linux (4.15.0-115.116) bionic; urgency=medium
* bionic/linux: 4.15.0-115.116 -proposed tracker (LP: #1893055)
* [Potential Regression] dscr_inherit_exec_test from powerpc in
ubuntu_kernel_selftests failed on B/E/F (
This is an upstream fix for a change that was released in v4.8. So we
can treat that as part of stable.
** Tags removed: verification-needed-bionic
** Tags added: verification-done-bionic
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This bug is awaiting verification that the kernel in -proposed solves
the problem. Please test the kernel and update this bug with the
results. If the problem is solved, change the tag 'verification-needed-
bionic' to 'verification-done-bionic'. If the problem still exists,
change the tag 'verifica
** Changed in: linux (Ubuntu Bionic)
Status: Confirmed => Fix Committed
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https://bugs.launchpad.net/bugs/1889735
Title:
tap: use after free
To manage notifications about this bu
** Description changed:
[Impact]
If the socket buffer array of a tap queue is full, a received package
needs to be dropped. Currently, the check for the array being full is
performed lockless, which might lead to use-after-free errors if the
socket buffer array has been resized.
** Description changed:
- TBD
+ [Impact]
+
+ If the socket buffer array of a tap queue is full, a received package
+ needs to be dropped. Currently, the check for the array being full is
+ performed lockless, which might lead to use-after-free errors if the
+ socket buffer array has been resized.
