CVE-2018-14337: The CHECK macro in mrbgems/mruby-sprintf/src/sprintf.c in mruby 1.4.1 contains a signed integer overflow, possibly leading to out-of-bounds memory access…

PriorityP434high7.5CVSS 3.1

AVNACLPRNUINSUCHINAN

EPSS

1.39%

69.2th percentile

The CHECK macro in mrbgems/mruby-sprintf/src/sprintf.c in mruby 1.4.1 contains a signed integer overflow, possibly leading to out-of-bounds memory access because the mrb_str_resize function in string.c does not check for a negative length.

Affected

7 ranges

Vendor	Product	Version range	Fixed in
debian	debian_linux	—	—
debian	mruby	< mruby 2.0.0-1 (bookworm)	mruby 2.0.0-1 (bookworm)
mruby	mruby	—	—
mruby	mruby	>= 0 < 2.0.0-1	2.0.0-1
mruby	mruby	>= 0 < 2.0.0-1	2.0.0-1
mruby	mruby	>= 0 < 2.0.0-1	2.0.0-1
mruby	mruby	>= 0 < 2.0.0-1	2.0.0-1

CVSS provenance

nvdv3.17.5HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

nvdv2.05.0MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

osv7.5HIGH

vendor_debian7.5LOW

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