Vulnerability CVE-2019-7665


Published: 2019-02-09

Description:
In elfutils 0.175, a heap-based buffer over-read was discovered in the function elf32_xlatetom in elf32_xlatetom.c in libelf. A crafted ELF input can cause a segmentation fault leading to denial of service (program crash) because ebl_core_note does not reject malformed core file notes.

Type:

CWE-119

(Improper Restriction of Operations within the Bounds of a Memory Buffer)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Elfutils project -> Elfutils 
Debian -> Debian linux 

 References:
https://lists.debian.org/debian-lts-announce/2019/02/msg00036.html
https://sourceware.org/bugzilla/show_bug.cgi?id=24089
https://sourceware.org/ml/elfutils-devel/2019-q1/msg00049.html
https://usn.ubuntu.com/4012-1/

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