USN-2638-1: Linux kernel vulnerabilities
First published: Wed Jun 10 2015(Updated: )
Xiong Zhou discovered a bug in the way the EXT4 filesystem handles fallocate zero range functionality when the page size is greater than the block size. A local attacker could exploit this flaw to cause a denial of service (system crash). (CVE-2015-0275) Wen Xu discovered a use-after-free flaw in the Linux kernel's ipv4 ping support. A local user could exploit this flaw to cause a denial of service (system crash) or gain administrative privileges on the system. (CVE-2015-3636) A memory corruption flaw was discovered in the Linux kernel's scsi subsystem. A local attacker could potentially exploit this flaw to cause a denial of service (system crash). (CVE-2015-4036)
| Affected Software | Affected Version | How to fix |
|---|---|---|
| All of | ||
| ubuntu/linux-image-3.19.0-20-powerpc-smp | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 | ||
| All of | ||
| ubuntu/linux-image-3.19.0-20-powerpc-e500mc | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 | ||
| All of | ||
| ubuntu/linux-image-3.19.0-20-generic-lpae | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 | ||
| All of | ||
| ubuntu/linux-image-3.19.0-20-generic | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 | ||
| All of | ||
| ubuntu/linux-image-3.19.0-20-powerpc64-smp | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 | ||
| All of | ||
| ubuntu/linux-image-3.19.0-20-lowlatency | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 | ||
| All of | ||
| ubuntu/linux-image-3.19.0-20-powerpc64-emb | <3.19.0-20.20 | 3.19.0-20.20 |
| =15.04 |
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Reference Links
- https://ubuntu.com/security/CVE-2015-0275
- https://ubuntu.com/security/CVE-2015-3636
- https://ubuntu.com/security/CVE-2015-4036
- https://ubuntu.com/security/notices/USN-2637-1
- https://ubuntu.com/security/notices/USN-2635-1
- https://ubuntu.com/security/notices/USN-2636-1
- https://ubuntu.com/security/notices/USN-2633-1
- https://ubuntu.com/security/notices/USN-2634-1
- https://ubuntu.com/security/notices/USN-2631-1
- https://ubuntu.com/security/notices/USN-2632-1
- https://ubuntu.com/security/notices/USN-2565-1
- https://ubuntu.com/security/notices/USN-2564-1
- https://launchpad.net/ubuntu/+source/linux/3.19.0-20.20
- https://ubuntu.com/security/notices/USN-2638-1 (Advisory)
Child vulnerabilities
(Contains the following vulnerabilities)
- agent/references
- agent/severity
- agent/type
- agent/first-publish-date
- agent/last-modified-date
- agent/softwarecombine
- collector/usn
- source/Ubuntu
- anchor-related/USN-2637-1
- anchor-related/USN-2635-1
- anchor-related/USN-2636-1
- anchor-related/USN-2633-1
- anchor-related/USN-2634-1
- anchor-related/USN-2631-1
- anchor-related/USN-2632-1
- anchor-related/USN-2565-1
- anchor-related/USN-2564-1
- agent/software-canonical-lookup
- agent/weakness
- agent/title
- agent/tags
- agent/description
- agent/event
- agent/trending
- package-manager/ubuntu
- vendor/ubuntu
- canonical/ubuntu ubuntu
- version/ubuntu ubuntu/15.04