Linux Distros Unpatched Vulnerability : CVE-2020-36789

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - can: dev: cangetechoskb: prevent call to kfreeskb in hard IRQ context If a driver calls cangetechoskb during a hardware IRQ which is often, but not always, the...

CVE-2020-36789

creationtimestamp| type| source ---|---|--- 2025-04-17 18:54:25+00:00| seen| https://bsky.app/profile/cve.skyfleet.blue/post/3lmzrqyx3qi24 2025-04-17 23:01:22+00:00| seen| https://t.me/cvedetector/23280...

CVE-2020-36789

In the Linux kernel, the following vulnerability has been resolved: can: dev: cangetechoskb: prevent call to kfreeskb in hard IRQ context If a driver calls cangetechoskb during a hardware IRQ which is often, but not always, the case, the 'WARNONinirq' in net/core/skbuff.cskbreleaseheadstate might...

CVE-2020-36789

In the Linux kernel, the following vulnerability has been resolved: can: dev: cangetechoskb: prevent call to kfreeskb in hard IRQ context If a driver calls cangetechoskb during a hardware IRQ which is often, but not always, the case, the 'WARNONinirq' in net/core/skbuff.cskbreleaseheadstate might...

CVE-2020-36789

The CVE-2020-36789 entry pertains to the Linux kernel CAN stack. A driver calling can_get_echo_skb() in hardware IRQ context could trigger WARN_ON(in_irq) in skb_release_head_state() under congestion, risking NULL pointer dereference. Root cause: kfree_skb() used instead of the IRQ-safe path in n...