[SRU][J/L/M][PATCH 0/1] CVE-2023-6622

Yuxuan Luo yuxuan.luo at canonical.com
Thu Jan 4 23:37:51 UTC 2024


[Impact]
A null pointer dereference vulnerability was found in nft_dynset_init() in
net/netfilter/nft_dynset.c in nf_tables in the Linux kernel. This issue may
allow a local attacker with CAP_NET_ADMIN user privilege to trigger a
denial of service.

[Backport]
Clean cherry pick.

[Test]
Compile and boot tested.

[Potential Regression]
Expect minimal regression potential.

Pablo Neira Ayuso (1):
  netfilter: nf_tables: bail out on mismatching dynset and set
    expressions

 net/netfilter/nft_dynset.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

-- 
2.34.1




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