Ubuntu.comUB:CVE-2024-36270CVE-2024-36270
In the Linux kernel, the following vulnerability has been resolved:
netfilter: tproxy: bail out if IP has been disabled on the device
syzbot reports:
general protection fault, probably for non-canonical address
0xdffffc0000000003: 0000 [#1] PREEMPT SMP KASAN PTI
KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f]
[…]
RIP: 0010:nf_tproxy_laddr4+0xb7/0x340
net/ipv4/netfilter/nf_tproxy_ipv4.c:62
Call Trace:
nft_tproxy_eval_v4 net/netfilter/nft_tproxy.c:56 [inline]
nft_tproxy_eval+0xa9a/0x1a00 net/netfilter/nft_tproxy.c:168
__in_dev_get_rcu() can return NULL, so check for this.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| ubuntu | 20.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 23.10 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 24.04 | noarch | linux-aws | < any | UNKNOWN |
| ubuntu | 20.04 | noarch | linux-aws-5.15 | < any | UNKNOWN |
| ubuntu | 22.04 | noarch | linux-aws-6.5 | < any | UNKNOWN |
References
git.kernel.org/linus/21a673bddc8fd4873c370caf9ae70ffc6d47e8d3 (6.10-rc2)
git.kernel.org/stable/c/07eeedafc59c45fe5de43958128542be3784764c
git.kernel.org/stable/c/10f0af5234dafd03d2b75233428ec3f11cf7e43d
git.kernel.org/stable/c/21a673bddc8fd4873c370caf9ae70ffc6d47e8d3
git.kernel.org/stable/c/570b4c52096e62fda562448f5760fd0ff06110f0
git.kernel.org/stable/c/6fe5af4ff06db3d4d80e07a19356640428159f03
git.kernel.org/stable/c/819bfeca16eb9ad647ddcae25e7e12c30612147c
git.kernel.org/stable/c/caf3a8afb5ea00db6d5398adf148d5534615fd80
launchpad.net/bugs/cve/CVE-2024-36270
nvd.nist.gov/vuln/detail/CVE-2024-36270
security-tracker.debian.org/tracker/CVE-2024-36270
www.cve.org/CVERecord?id=CVE-2024-36270
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