APPLIED: [SRU][J][PATCH v2 0/3] CVE-2024-27017
Stefan Bader
stefan.bader at canonical.com
Thu Jul 4 17:21:09 UTC 2024
On 01.07.24 19:02, Bethany Jamison wrote:
> [Impact]
>
> netfilter: nft_set_pipapo: walk over current view on netlink dump
>
> The generation mask can be updated while netlink dump is in progress.
> The pipapo set backend walk iterator cannot rely on it to infer what
> view of the datastructure is to be used. Add notation to specify if user
> wants to read/update the set.
>
> Based on patch from Florian Westphal.
>
> [Fix]
>
> Noble: pending
> Jammy: Clean cherry-pick for prereq commit, Backport fix commit for
> context conflict with neighboring function that shouldn't
> impact this cve, fix applied as given, (v2) added additional fix
> commit with a clean cherry-pick
> Focal: not affected
> Bionic: not affected
> Xenial: not affected
> Trusty: not affected
>
> [Test Case]
>
> Compile and boot tested
>
> [Where problems could occur]
>
> This fix affects those who use the netfilter framework, an issue with
> this fix would be visible to the user via unexpected system behavior.
>
> v2: added follow up fix commit found by Manuel
> efefd4f00c96 netfilter: nf_tables: missing iterator type in lookup walk
>
> Florian Westphal (1):
> netfilter: nft_set_pipapo: constify lookup fn args where possible
>
> Pablo Neira Ayuso (2):
> netfilter: nft_set_pipapo: walk over current view on netlink dump
> netfilter: nf_tables: missing iterator type in lookup walk
>
> include/net/netfilter/nf_tables.h | 13 +++++++
> net/netfilter/nf_tables_api.c | 6 +++
> net/netfilter/nft_lookup.c | 1 +
> net/netfilter/nft_set_pipapo.c | 24 +++++++-----
> net/netfilter/nft_set_pipapo.h | 6 +--
> net/netfilter/nft_set_pipapo_avx2.c | 59 +++++++++++++++++------------
> 6 files changed, 72 insertions(+), 37 deletions(-)
>
Applied to jammy:linux/master-next. Thanks.
-Stefan
-------------- next part --------------
A non-text attachment was scrubbed...
Name: OpenPGP_0xE8675DEECBEECEA3.asc
Type: application/pgp-keys
Size: 48643 bytes
Desc: OpenPGP public key
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20240704/b2c971f8/attachment-0001.key>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: OpenPGP_signature.asc
Type: application/pgp-signature
Size: 833 bytes
Desc: OpenPGP digital signature
URL: <https://lists.ubuntu.com/archives/kernel-team/attachments/20240704/b2c971f8/attachment-0001.sig>
More information about the kernel-team
mailing list