NULL pointer dereference in Linux
CVE-2024-26776
In the Linux kernel, the following vulnerability has been resolved: spi: hisi-sfc-v3xx: Return IRQ_NONE if no interrupts were detected Return IRQ_NONE from the interrupt handler when no interrupt was detected. Because an empty interrupt will cause a null pointer error: Unable to handle kernel NULL pointer dereference at virtual address 0000000000000008 Call trace: complete+0x54/0x100 hisi_sfc_v3xx_isr+0x2c/0x40 [spi_hisi_sfc_v3xx] __handle_irq_event_percpu+0x64/0x1e0 handle_irq_event+0x7c/0x1cc
EPSS: 0.002 (15.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions a2ca53b52e007de81752bbb443d828f5950d6d04, 5.6, 0
- Linux Linux_kernel — versions 6.8
- Debian Debian_linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Patch)
- af854a3a-2127-422b-91ae-364da2661108 (Mailing List)
Frequently asked questions
- What is CVE-2024-26776?
- CVE-2024-26776 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2024-04-03.
- How severe is CVE-2024-26776?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2024-26776 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.