ACK: [SRU Bionic/HWE-5.8 0/1] CVE-2021-38199

[Stefan Bader]

On 28.09.21 01:12, Thadeu Lima de Souza Cascardo wrote:
> [Impact]
> 
> "Operators of remote NFSv4 can servers to cause a denial of service
> (hanging of mounts) by arranging for those servers to be unreachable during
> trunking detection."
> 
> [Backport]
> 
> There was an extra line from a different commit absent from bionic, which
> required a conflict fix because of the extra line in the context.
> 
> [Test case]
> 
> No specific test case for the vulnerability was tested. However, it was
> tested that an NFSv4 mount could still work on both 4.15 and 5.8 versions.
> 
> [Potential regression]
> 
> NFS mount or access could cause a hang or crash.
> 
> 
> Trond Myklebust (1):
>    NFSv4: Initialise connection to the server in nfs4_alloc_client()
> 
>   fs/nfs/nfs4client.c | 82 +++++++++++++++++++++++----------------------
>   1 file changed, 42 insertions(+), 40 deletions(-)
> 
Acked-by: Stefan Bader <stefan.bader at canonical.com>

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