CVE-2019-12818
unknown
CVSS v3
—
CVSS v2
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VIR risk
—
Description
An issue was discovered in the Linux kernel before 4.20.15. The nfc_llcp_build_tlv function in net/nfc/llcp_commands.c may return NULL. If the caller does not check for this, it will trigger a NULL pointer dereference. This will cause denial of service. This affects nfc_llcp_build_gb in net/nfc/llcp_core.c.
Predictions
Exploit likelihood
20%
Patch ETA
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Heuristic predictions, AS-IS, for prioritization only.
Mitigations
Vendor advisory: debian — https://security-tracker.debian.org/tracker/CVE-2019-12818
Vendor advisory: suse — https://www.suse.com/security/cve/CVE-2019-12818.html
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 4.19.28-1 |
| debian | bullseye | fixed | 4.19.28-1 |
| debian | forky | fixed | 4.19.28-1 |
| debian | sid | fixed | 4.19.28-1 |
| debian | trixie | fixed | 4.19.28-1 |
References
Verify integrity in audit chain (admin only). AS-IS.