Medium severity · published Jun 21, 2024
CVE-2024-36270
netfilter: tproxy: bail out if IP has been disabled on the device
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack vector
Local
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 18% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
2.6.37 before 5.4.278; 5.5 before 5.10.219; 5.11 before 5.15.161; 5.16 before 6.1.93; 6.2 before 6.6.33; 6.7 before 6.9.4; +1 more · source: NVD
LI
Linux · Linux
cc6eb433856983e91071469c4ce57accb6947ccb before 10f0af5234dafd03d2b75233428ec3f11cf7e43d; cc6eb433856983e91071469c4ce57accb6947ccb before 07eeedafc59c45fe5de43958128542be3784764c; cc6eb433856983e91071469c4ce57accb6947ccb before 6fe5af4ff06db3d4d80e07a19356640428159f03; cc6eb433856983e91071469c4ce57accb6947ccb before caf3a8afb5ea00db6d5398adf148d5534615fd80; cc6eb433856983e91071469c4ce57accb6947ccb before 570b4c52096e62fda562448f5760fd0ff06110f0; cc6eb433856983e91071469c4ce57accb6947ccb before 819bfeca16eb9ad647ddcae25e7e12c30612147c; +2 more · source: vendor
RR
RUGGEDCOM RST2428P · Siemens
before V3.1 · source: CISA
SX
SCALANCE XCM-/XRM-/XCH-/XRH-300 family · Siemens
before V3.1 · source: CISA
SS
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · Siemens
before V1.1.1 · source: CISA
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-36270
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-36270
Patch
https://git.kernel.org/stable/c/07eeedafc59c45fe5de43958128542be3784764c
Patch
https://git.kernel.org/stable/c/10f0af5234dafd03d2b75233428ec3f11cf7e43d
Patch
https://git.kernel.org/stable/c/21a673bddc8fd4873c370caf9ae70ffc6d47e8d3
Patch
https://git.kernel.org/stable/c/570b4c52096e62fda562448f5760fd0ff06110f0
Patch
https://git.kernel.org/stable/c/6fe5af4ff06db3d4d80e07a19356640428159f03
Patch
https://git.kernel.org/stable/c/819bfeca16eb9ad647ddcae25e7e12c30612147c
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