Medium severity · published Jun 19, 2024
CVE-2024-38579
crypto: bcm - Fix pointer arithmetic
5.5
CVSS
0.3%
EPSS
No
On KEV
Description
In the Linux kernel, the following vulnerability has been resolved:
crypto: bcm - Fix pointer arithmetic
In spu2_dump_omd() value of ptr is increased by ciph_key_len
instead of hash_iv_len which could lead to going beyond the
buffer boundaries.
Fix this bug by changing ciph_key_len to hash_iv_len.
Found by Linux Verification Center (linuxtesting.org) with SVACE.
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 17% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KE
Kernel · Linux
4.11 before 4.19.316; 4.20 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; +2 more · source: NVD
LI
Linux · Linux
9d12ba86f818aa9cfe9f01b750336aa441f2ffa2 before c256b616067bfd6d274c679c06986b78d2402434; 9d12ba86f818aa9cfe9f01b750336aa441f2ffa2 before e719c8991c161977a67197775067ab456b518c7b; 9d12ba86f818aa9cfe9f01b750336aa441f2ffa2 before ebed0d666fa709bae9e8cafa8ec6e7ebd1d318c6; 9d12ba86f818aa9cfe9f01b750336aa441f2ffa2 before c69a1e4b419c2c466dd8c5602bdebadc353973dd; 9d12ba86f818aa9cfe9f01b750336aa441f2ffa2 before 49833a8da6407e7e9b532cc4054fdbcaf78f5fdd; 9d12ba86f818aa9cfe9f01b750336aa441f2ffa2 before d0f14ae223c2421b334c1f1a9e48f1e809aee3a0; +4 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-2024-38579
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-38579
Patch
https://git.kernel.org/stable/c/2b3460cbf454c6b03d7429e9ffc4fe09322eb1a9
Patch
https://git.kernel.org/stable/c/3b7a40740f04e2f27114dfd6225c5e721dda9d57
Patch
https://git.kernel.org/stable/c/49833a8da6407e7e9b532cc4054fdbcaf78f5fdd
Patch
https://git.kernel.org/stable/c/c0082ee420639a97e40cae66778b02b341b005e5
Patch
https://git.kernel.org/stable/c/c256b616067bfd6d274c679c06986b78d2402434
Patch
https://git.kernel.org/stable/c/c69a1e4b419c2c466dd8c5602bdebadc353973dd
More from Kernel
9.8
CVE-2025-39682
tls: fix handling of zero-length records on the rx_list
8.8
CVE-2026-53266
netfilter: bridge: make ebt_snat ARP rewrite writable
8.8
CVE-2013-6282
Linux Kernel Improper Input Validation Vulnerability
8.4
CVE-2022-0185
Linux Kernel Heap-Based Buffer Overflow Vulnerability
8.4
CVE-2013-2094
Linux Kernel Privilege Escalation Vulnerability