CVE-2019-20422
Summary
| CVE | CVE-2019-20422 |
|---|---|
| State | PUBLIC |
| Assigner | [email protected] |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2020-01-27 05:15:00 UTC |
| Updated | 2020-03-13 10:15:00 UTC |
| Description | In the Linux kernel before 5.3.4, fib6_rule_lookup in net/ipv6/ip6_fib.c mishandles the RT6_LOOKUP_F_DST_NOREF flag in a reference-count decision, leading to (for example) a crash that was identified by syzkaller, aka CID-7b09c2d052db. |
Risk And Classification
Problem Types: CWE-755
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Linux | Linux Kernel | All | All | All | All |
| Operating System | Linux | Linux Kernel | All | All | All | All |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.4 | MISC | cdn.kernel.org | Mailing List, Vendor Advisory |
| ipv6: fix a typo in fib6_rule_lookup() · torvalds/linux@7b09c2d · GitHub | MISC | github.com | Patch, Third Party Advisory |
| February 2020 Linux Kernel Vulnerabilities in NetApp Products | NetApp Product Security | CONFIRM | security.netapp.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.