What’s Vulnerable › Vulnerabilities

CVE-2024-38579: crypto: bcm - Fix pointer arithmetic

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-06-19 · updated 2026-10-15

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.

Affected products

• Linux kernel: from 4.11 before 4.19.316; from 4.20 before 5.4.278; from 5.5 before 5.10.219; from 5.11 before 5.15.161; from 5.16 before 6.1.93; from 6.2 before 6.6.33 — fixed in 4.19.316, 5.10.219, 5.15.161, 5.4.278, 6.1.93, 6.6.33

How to fix

Upgrade to a fixed version: Linux kernel 4.19.316, 5.10.219, 5.15.161, 5.4.278. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/2b3460cbf454c6b03d7429e9ffc4fe09322eb1a9
• https://git.kernel.org/stable/c/3b7a40740f04e2f27114dfd6225c5e721dda9d57
• https://git.kernel.org/stable/c/49833a8da6407e7e9b532cc4054fdbcaf78f5fdd
• https://git.kernel.org/stable/c/c0082ee420639a97e40cae66778b02b341b005e5
• https://git.kernel.org/stable/c/c256b616067bfd6d274c679c06986b78d2402434
• https://git.kernel.org/stable/c/c69a1e4b419c2c466dd8c5602bdebadc353973dd
• https://git.kernel.org/stable/c/d0f14ae223c2421b334c1f1a9e48f1e809aee3a0
• https://git.kernel.org/stable/c/e719c8991c161977a67197775067ab456b518c7b
• https://git.kernel.org/stable/c/ebed0d666fa709bae9e8cafa8ec6e7ebd1d318c6
• https://git.kernel.org/stable/c/2b3460cbf454c6b03d7429e9ffc4fe09322eb1a9
• https://git.kernel.org/stable/c/3b7a40740f04e2f27114dfd6225c5e721dda9d57
• https://git.kernel.org/stable/c/49833a8da6407e7e9b532cc4054fdbcaf78f5fdd

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