** Changed in: linux (Ubuntu Disco)
Status: Fix Committed => Won't Fix
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https://bugs.launchpad.net/bugs/1833136
Title:
use-after-free in hns_nic_net_xmit_hw
To manage
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-
xenial' to 'verification-done-xenial'. If the problem still exists,
change the tag
This bug was fixed in the package linux - 4.15.0-55.60
---
linux (4.15.0-55.60) bionic; urgency=medium
* linux: 4.15.0-55.60 -proposed tracker (LP: #1834954)
* Request backport of ceph commits into bionic (LP: #1834235)
- ceph: use atomic_t for ceph_inode_info::i_shared_gen
Verification, cosmic:
ubuntu@d05-3:~$ cat /proc/version
Linux version 4.18.20-kasan (ubuntu@d05-3) (gcc version 7.4.0 (Ubuntu/Linaro
7.4.0-1ubuntu1~18.04.1)) #2 SMP Wed Jul 10 21:42:54 UTC 2019
ubuntu@d05-3:~$ dmesg | grep SAN
ubuntu@d05-3:~$
bionic:
ubuntu@d05-3:~$ cat /proc/version
Linux
** Changed in: linux (Ubuntu Disco)
Status: In Progress => Fix Committed
** Changed in: linux (Ubuntu Eoan)
Status: In Progress => Fix Committed
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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-
cosmic' to 'verification-done-cosmic'. If the problem still exists,
change the tag
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
** Changed in: linux (Ubuntu Cosmic)
Status: In Progress => Fix Committed
** Changed in: linux (Ubuntu Bionic)
Status: In Progress => Fix Committed
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** Description changed:
[Impact]
KASAN detected a use-after-free condition, which could lead to memory
corruption or a crash.
[Test Case]
Rebuild kernel w/ CONFIG_KASAN=y, look for errors in dmesg.
[Fix]
- 7848b9e26cab9 net: hns: fix KASAN: use-after-free in hns_nic_net_xmit_hw(
