CVE-2019-19077: Medium severity Linux Linux kernel vulnerability
A memory leak in the bnxtrecreatesrq() function in drivers/infiniband/hw/bnxtre/ibverbs.c in the Linux kernel through 5.3.11 allows attackers to cause a denial of service (memory consumption) by triggering copy to udata failures, aka CID-4a9d46a9fe14.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/linuxto a version that resolves this vulnerability.Fixed in 6.1.176-1Fixed in 6.1.190-1Fixed in 6.12.107-1Fixed in 6.12.113-1Fixed in 7.2.12-1
Event History
Frequently Asked Questions
What is the severity of CVE-2019-19077?
CVE-2019-19077 is classified as a denial of service vulnerability due to memory consumption.
How do I fix CVE-2019-19077?
To fix CVE-2019-19077, upgrade the Linux kernel to version 5.3.12 or later.
Which versions of the Linux kernel are affected by CVE-2019-19077?
CVE-2019-19077 affects the Linux kernel up to version 5.3.11 inclusive.
What kind of attack can exploit CVE-2019-19077?
CVE-2019-19077 can be exploited by causing copy to udata failures, leading to a denial of service.
Where is the vulnerable function located in the Linux kernel concerning CVE-2019-19077?
The vulnerable function for CVE-2019-19077 is located in drivers/infiniband/hw/bnxt_re/ib_verbs.c.