VulnerabilityModified
CVE-2019-15666
There is an out-of-bounds array access in __xfrm_policy_unlink, which will cause denial of service, because verify_newpolicy_info in net/xfrm/xfrm_user.c mishandles directory validation.
MEDIUM 4.4EPSS 1.73%
Does this matter?
Lower severity and a low EPSS score (1.73%). Track it; it rarely justifies an emergency change on its own.
Description
An issue was discovered in the Linux kernel before 5.0.19. There is an out-of-bounds array access in __xfrm_policy_unlink, which will cause denial of service, because verify_newpolicy_info in net/xfrm/xfrm_user.c mishandles directory validation.
- CVSS 3.1
- 4.4 MEDIUMCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.73% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-125
- Affected
- linux/linux kernel · debian/debian linux · opensuse/leap
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.htmlThird Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.19Release Notes
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b805d78d300bcf2c83d6df7da0c818b0fee41427Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00014.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00015.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20191004-0001/Third Party Advisory
- https://support.f5.com/csp/article/K53420251?utm_source=f5support&%3Butm_medium=RSS
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00064.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-09/msg00066.htmlThird Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.0.19Release Notes
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=b805d78d300bcf2c83d6df7da0c818b0fee41427Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00014.htmlThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00015.htmlThird Party Advisory
- https://security.netapp.com/advisory/ntap-20191004-0001/Third Party Advisory
- https://support.f5.com/csp/article/K53420251?utm_source=f5support&%3Butm_medium=RSS
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.