What’s Vulnerable › Vulnerabilities

CVE-2015-9289

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2019-07-27 · updated 2026-06-17
• Weakness: CWE-125

Description

In the Linux kernel before 4.1.4, a buffer overflow occurs when checking userspace params in drivers/media/dvb-frontends/cx24116.c. The maximum size for a DiSEqC command is 6, according to the userspace API. However, the code allows larger values such as 23.

Affected products

• Linux kernel: before 4.1.4 — fixed in 4.1.4

How to fix

Upgrade to a fixed version: Linux kernel 4.1.4. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1fa2337a315a2448c5434f41e00d56b01a22283c
• https://github.com/torvalds/linux/commit/1fa2337a315a2448c5434f41e00d56b01a22283c
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.4
• https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=1fa2337a315a2448c5434f41e00d56b01a22283c
• https://github.com/torvalds/linux/commit/1fa2337a315a2448c5434f41e00d56b01a22283c
• https://mirrors.edge.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.1.4

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