NULL pointer dereference in tiff (Alpine package)
| Risk | Low |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2017-18013 |
| CWE-ID | CWE-476 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
tiff (Alpine package) Operating systems & Components / Operating system package or component |
| Vendor | Alpine Linux Development Team |
Security Bulletin
This security bulletin contains one low risk vulnerability.
1) NULL pointer dereference
EUVDB-ID: #VU9820
Risk: Low
CVSSv3.1: 5.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2017-18013
CWE-ID:
CWE-476 - NULL Pointer Dereference
Exploit availability: No
DescriptionThe vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to NULL pointer dereference error in tif_print.c within TIFFPrintDirectory() function. A remote attacker can trigger a NULL pointer dereference error and crash the affected application.
MitigationInstall update from vendor's website.
Vulnerable software versionstiff (Alpine package): 4.0.9-r0
External linkshttp://git.alpinelinux.org/aports/commit/?id=c1c8c5a78a149b9954517df485d61e66a73a93a4
http://git.alpinelinux.org/aports/commit/?id=0ee7d7a3b930999e71d470fbab0022024c9f7474
http://git.alpinelinux.org/aports/commit/?id=308b2d2dc74277b3e2299237b066e83f33024b17
http://git.alpinelinux.org/aports/commit/?id=3bb6858aff988546af833aadbf73ab5abafc394f
http://git.alpinelinux.org/aports/commit/?id=59b029a4108f709dacd68b467c8c14f87b325606
http://git.alpinelinux.org/aports/commit/?id=ebd589f79660dd6c2fdb45e6b8b81f9fc043c39b
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.
