CVE-2018-20455 In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (application crash via a stack-based buffer overflow) by crafting an input file, a related issue to CVE-2018-20456. https://github.com/radare/radare2/commit/9b46d38dd3c4de6048a488b655c7319f845af185 https://github.com/radare/radare2/issues/12373 CVE-2018-20456 In radare2 prior to 3.1.1, the parseOperand function inside libr/asm/p/asm_x86_nz.c may allow attackers to cause a denial of service (application crash in libr/util/strbuf.c via a stack-based buffer over-read) by crafting an input file, a related issue to CVE-2018-20455. https://github.com/radare/radare2/commit/9b46d38dd3c4de6048a488b655c7319f845af185 https://github.com/radare/radare2/issues/12372 CVE-2018-20457 In radare2 through 3.1.3, the assemble function inside libr/asm/p/asm_arm_cs.c allows attackers to cause a denial-of-service (application crash via an r_num_calc out-of-bounds read) by crafting an arm assembly input because a loop uses an incorrect index in armass.c and certain length validation is missing in armass64.c, a related issue to CVE-2018-20459. https://github.com/devnexen/radare2/commit/88a8adf080a9f8ed5a4250a2507752e133ba54dd https://github.com/radare/radare2/issues/12417 CVE-2018-20458 In radare2 prior to 3.1.1, r_bin_dyldcache_extract in libr/bin/format/mach0/dyldcache.c may allow attackers to cause a denial-of-service (application crash caused by out-of-bounds read) by crafting an input file. https://github.com/radare/radare2/commit/4e98402f09a0ef0bb8559a33a4c1988c54938eaf https://github.com/radare/radare2/issues/12374 CVE-2018-20459 In radare2 through 3.1.3, the armass_assemble function in libr/asm/arch/arm/armass.c allows attackers to cause a denial-of-service (application crash by out-of-bounds read) by crafting an arm assembly input because a loop uses an incorrect index in armass.c and certain length validation is missing in armass64.c, a related issue to CVE-2018-20457. https://github.com/devnexen/radare2/commit/88a8adf080a9f8ed5a4250a2507752e133ba54dd https://github.com/radare/radare2/issues/12418 CVE-2018-20460 In radare2 prior to 3.1.2, the parseOperands function in libr/asm/arch/arm/armass64.c allows attackers to cause a denial-of-service (application crash caused by stack-based buffer overflow) by crafting an input file. https://github.com/radare/radare2/commit/df167c7db545953bb7f71c72e98e7a3ca0c793bf https://github.com/radare/radare2/issues/12376 CVE-2018-20461 In radare2 prior to 3.1.1, core_anal_bytes in libr/core/cmd_anal.c allows attackers to cause a denial-of-service (application crash caused by out-of-bounds read) by crafting a binary file. https://github.com/radare/radare2/commit/a1bc65c3db593530775823d6d7506a457ed95267 https://github.com/radare/radare2/issues/12375 CVE-2018-20459 and CVE-2018-20457 are fixed only in master at this time.
Created radare2 tracking bugs for this issue: Affects: fedora-all [bug 1663999]
This CVE Bugzilla entry is for community support informational purposes only as it does not affect a package in a commercially supported Red Hat product. Refer to the dependent bugs for status of those individual community products.