Home/CVE/Multiple integer overflows in the lzo1x_decompress_safe function in lib/lzo/lzo1x_decompress_safe.c in the LZO decompres
CVE

CVE-2014-4608

Multiple integer overflows in the lzo1x_decompress_safe function in lib/lzo/lzo1x_decompress_safe.c in the LZO decompres

Multiple integer overflows in the lzo1x_decompress_safe function in lib/lzo/lzo1x_decompress_safe.c in the LZO decompressor in the Linux kernel before 3.15.2 allow context-dependent attackers to cause a denial of service (memory corruption) via a crafted Literal Run. NOTE: the author of the LZO algorithms says "the Linux kernel is not affected.

media hype.

HIGH · CVSS 7.3 EPSS 0.08604
Schedule remediation
  • EPSS percentile: top 7% of all CVEs by exploitation likelihood
  • CVSS base score ≥ 7.0
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-190Integer Overflow or Wraparound
CWE-190Integer Overflow or Wraparound
▤

Affected Products & Versions

5
linux kernel< 3.15.2
opensuseall versions
suse linux enterprise real time extensionall versions
suse linux enterprise serverall versions
canonical ubuntu linuxall versions
▣

Scoring & Timeline

7.3
HIGH · CVSS v3.1 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD03 Jul 2014 · 04:22 AM
CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
⚑

Vendor Advisories

17
rhsaRHSA-2014:1392Moderate
usnUSN-2421-1
usnUSN-2420-1
usnUSN-2419-1
usnUSN-2418-1
🔗

References & Sources

22
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
http://blog.securitymouse.com/2014/06/raising-lazarus-20-year-old-bug-that.htmlThird Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00010.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-03/msg00025.htmlMailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-04/msg00015.htmlMailing ListThird Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-0062.htmlThird Party Advisory
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