CVE-2019-15217 — An issue was discovered in the Linux kernel before 5

An issue was discovered in the Linux kernel before 5.2.3. There is a NULL pointer dereference caused by a malicious USB device in the drivers/media/usb/zr364xx/zr364xx.c driver.

01What is this vulnerability?

An issue was discovered in the Linux kernel before 5.2.3. There is a NULL pointer dereference caused by a malicious USB device in the drivers/media/usb/zr364xx/zr364xx.c driver.

02Affected products

No structured affected-product list available — see references below for vendor advisories.

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-08-19T22:15:11.550
• Last modified: 2026-10-08T21:17:14.607

09References

• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.html
• lists.opensuse.org — http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.html
• www.openwall.com — http://www.openwall.com/lists/oss-security/2019/08/20/2
• www.openwall.com — http://www.openwall.com/lists/oss-security/2019/08/22/2
• www.openwall.com — http://www.openwall.com/lists/oss-security/2019/08/22/3
• www.openwall.com — http://www.openwall.com/lists/oss-security/2019/08/22/4
• www.openwall.com — http://www.openwall.com/lists/oss-security/2019/08/22/5
• cdn.kernel.org — https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.2.3
• git.kernel.org — https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5d…
• lists.debian.org — https://lists.debian.org/debian-lts-announce/2020/01/msg00013.html