NULL Pointer Dereference Affecting kernel-bootwrapper package, versions *
Threat Intelligence
EPSS
0.12% (49th
percentile)
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Test your applications- Snyk ID SNYK-RHEL7-KERNELBOOTWRAPPER-1379649
- published 26 Jul 2021
- disclosed 26 May 2018
How to fix?
There is no fixed version for RHEL:7
kernel-bootwrapper
.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-bootwrapper
package and not the kernel-bootwrapper
package as distributed by RHEL
.
See How to fix?
for RHEL:7
relevant fixed versions and status.
An issue was discovered in the Linux kernel through 4.17.10. There is an invalid pointer dereference in io_ctl_map_page() when mounting and operating a crafted btrfs image, because of a lack of block group item validation in check_leaf_item in fs/btrfs/tree-checker.c.
References
- http://www.securityfocus.com/bid/104917
- https://access.redhat.com/security/cve/CVE-2018-14613
- https://bugzilla.kernel.org/show_bug.cgi?id=199849
- https://patchwork.kernel.org/patch/10503147/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://lists.debian.org/debian-lts-announce/2019/03/msg00017.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00011.html
- https://lists.debian.org/debian-lts-announce/2020/06/msg00013.html
- https://usn.ubuntu.com/3932-1/
- https://usn.ubuntu.com/3932-2/
- https://usn.ubuntu.com/4094-1/
- https://usn.ubuntu.com/4118-1/