From 8fcf3064054a98422e0096805d7cfa23a20cb89f Mon Sep 17 00:00:00 2001 From: CentOS Sources Date: Thu, 26 Mar 2020 10:15:18 -0400 Subject: [PATCH] import ipmitool-1.8.18-12.el8_1 --- SOURCES/0008-CVE-2020-5208.patch | 365 +++++++++++++++++++++++++++++ SOURCES/0009-CVE-2020-5208_2.patch | 44 ++++ SPECS/ipmitool.spec | 14 +- 3 files changed, 421 insertions(+), 2 deletions(-) create mode 100644 SOURCES/0008-CVE-2020-5208.patch create mode 100644 SOURCES/0009-CVE-2020-5208_2.patch diff --git a/SOURCES/0008-CVE-2020-5208.patch b/SOURCES/0008-CVE-2020-5208.patch new file mode 100644 index 0000000..2317f21 --- /dev/null +++ b/SOURCES/0008-CVE-2020-5208.patch @@ -0,0 +1,365 @@ +From 0e8ff944e776ba50cafeb4270ab439f689beed94 Mon Sep 17 00:00:00 2001 +From: Chrostoper Ertl +Date: Thu, 28 Nov 2019 16:33:59 +0000 +Subject: [PATCH] Fixes for CVE-2020-5208 + +see https://github.com/ipmitool/ipmitool/security/advisories/GHSA-g659-9qxw-p7cp + +This patch is combination of following commits: + +pick e824c23316ae50beb7f7488f2055ac65e8b341f2 fru: Fix buffer overflow vulnerabilities +pick 840fb1cbb4fb365cb9797300e3374d4faefcdb10 fru: Fix buffer overflow in ipmi_spd_print_fru +pick 41d7026946fafbd4d1ec0bcaca3ea30a6e8eed22 session: Fix buffer overflow in ipmi_get_session_info +pick d45572d71e70840e0d4c50bf48218492b79c1a10 lanp: Fix buffer overflows in get_lan_param_select +pick 7ccea283dd62a05a320c1921e3d8d71a87772637 fru, sdr: Fix id_string buffer overflows + +[vdolezal@redhat.com]: fixed memleak of `spd_data` in + lib/dimm_spd.c:ipmi_spd_print_fru() +--- + lib/dimm_spd.c | 11 ++++++++++- + lib/ipmi_fru.c | 35 ++++++++++++++++++++++++++++++++--- + lib/ipmi_lanp.c | 14 +++++++------- + lib/ipmi_sdr.c | 40 ++++++++++++++++++++++++---------------- + lib/ipmi_session.c | 12 ++++++++---- + 5 files changed, 81 insertions(+), 31 deletions(-) + +diff --git a/lib/dimm_spd.c b/lib/dimm_spd.c +index 41e30db..ebcc94c 100644 +--- a/lib/dimm_spd.c ++++ b/lib/dimm_spd.c +@@ -1621,7 +1621,7 @@ ipmi_spd_print_fru(struct ipmi_intf * intf, uint8_t id) + struct ipmi_rq req; + struct fru_info fru; + uint8_t *spd_data, msg_data[4]; +- int len, offset; ++ uint32_t len, offset; + + msg_data[0] = id; + +@@ -1697,6 +1697,15 @@ ipmi_spd_print_fru(struct ipmi_intf * intf, uint8_t id) + } + + len = rsp->data[0]; ++ if(rsp->data_len < 1 ++ || len > rsp->data_len - 1 ++ || len > fru.size - offset) ++ { ++ printf(" Not enough buffer size"); ++ free(spd_data); ++ spd_data = NULL; ++ return -1; ++ } + memcpy(&spd_data[offset], rsp->data + 1, len); + offset += len; + } while (offset < fru.size); +diff --git a/lib/ipmi_fru.c b/lib/ipmi_fru.c +index cf00eff..98bc984 100644 +--- a/lib/ipmi_fru.c ++++ b/lib/ipmi_fru.c +@@ -615,7 +615,10 @@ int + read_fru_area(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + uint32_t offset, uint32_t length, uint8_t *frubuf) + { +- uint32_t off = offset, tmp, finish; ++ uint32_t off = offset; ++ uint32_t tmp; ++ uint32_t finish; ++ uint32_t size_left_in_buffer; + struct ipmi_rs * rsp; + struct ipmi_rq req; + uint8_t msg_data[4]; +@@ -628,10 +631,12 @@ read_fru_area(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + + finish = offset + length; + if (finish > fru->size) { ++ memset(frubuf + fru->size, 0, length - fru->size); + finish = fru->size; + lprintf(LOG_NOTICE, "Read FRU Area length %d too large, " + "Adjusting to %d", + offset + length, finish - offset); ++ length = finish - offset; + } + + memset(&req, 0, sizeof(req)); +@@ -667,6 +672,7 @@ read_fru_area(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + } + } + ++ size_left_in_buffer = length; + do { + tmp = fru->access ? off >> 1 : off; + msg_data[0] = id; +@@ -707,9 +713,18 @@ read_fru_area(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + } + + tmp = fru->access ? rsp->data[0] << 1 : rsp->data[0]; ++ if(rsp->data_len < 1 ++ || tmp > rsp->data_len - 1 ++ || tmp > size_left_in_buffer) ++ { ++ printf(" Not enough buffer size"); ++ return -1; ++ } ++ + memcpy(frubuf, rsp->data + 1, tmp); + off += tmp; + frubuf += tmp; ++ size_left_in_buffer -= tmp; + /* sometimes the size returned in the Info command + * is too large. return 0 so higher level function + * still attempts to parse what was returned */ +@@ -742,7 +757,9 @@ read_fru_area_section(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + uint32_t offset, uint32_t length, uint8_t *frubuf) + { + static uint32_t fru_data_rqst_size = 20; +- uint32_t off = offset, tmp, finish; ++ uint32_t off = offset; ++ uint32_t tmp, finish; ++ uint32_t size_left_in_buffer; + struct ipmi_rs * rsp; + struct ipmi_rq req; + uint8_t msg_data[4]; +@@ -755,10 +772,12 @@ read_fru_area_section(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + + finish = offset + length; + if (finish > fru->size) { ++ memset(frubuf + fru->size, 0, length - fru->size); + finish = fru->size; + lprintf(LOG_NOTICE, "Read FRU Area length %d too large, " + "Adjusting to %d", + offset + length, finish - offset); ++ length = finish - offset; + } + + memset(&req, 0, sizeof(req)); +@@ -773,6 +792,8 @@ read_fru_area_section(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + if (fru->access && fru_data_rqst_size > 16) + #endif + fru_data_rqst_size = 16; ++ ++ size_left_in_buffer = length; + do { + tmp = fru->access ? off >> 1 : off; + msg_data[0] = id; +@@ -804,8 +825,16 @@ read_fru_area_section(struct ipmi_intf * intf, struct fru_info *fru, uint8_t id, + } + + tmp = fru->access ? rsp->data[0] << 1 : rsp->data[0]; ++ if(rsp->data_len < 1 ++ || tmp > rsp->data_len - 1 ++ || tmp > size_left_in_buffer) ++ { ++ printf(" Not enough buffer size"); ++ return -1; ++ } + memcpy((frubuf + off)-offset, rsp->data + 1, tmp); + off += tmp; ++ size_left_in_buffer -= tmp; + + /* sometimes the size returned in the Info command + * is too large. return 0 so higher level function +@@ -3033,7 +3062,7 @@ ipmi_fru_print(struct ipmi_intf * intf, struct sdr_record_fru_locator * fru) + return 0; + + memset(desc, 0, sizeof(desc)); +- memcpy(desc, fru->id_string, fru->id_code & 0x01f); ++ memcpy(desc, fru->id_string, __min(fru->id_code & 0x01f, sizeof(desc))); + desc[fru->id_code & 0x01f] = 0; + printf("FRU Device Description : %s (ID %d)\n", desc, fru->device_id); + +diff --git a/lib/ipmi_lanp.c b/lib/ipmi_lanp.c +index 65d881b..022c7f1 100644 +--- a/lib/ipmi_lanp.c ++++ b/lib/ipmi_lanp.c +@@ -1809,7 +1809,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + /* set new ipaddr */ + memcpy(data+3, temp, 4); + printf("Setting LAN Alert %d IP Address to %d.%d.%d.%d\n", alert, +@@ -1824,7 +1824,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + /* set new macaddr */ + memcpy(data+7, temp, 6); + printf("Setting LAN Alert %d MAC Address to " +@@ -1838,7 +1838,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + + if (strncasecmp(argv[1], "def", 3) == 0 || + strncasecmp(argv[1], "default", 7) == 0) { +@@ -1864,7 +1864,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + + if (strncasecmp(argv[1], "on", 2) == 0 || + strncasecmp(argv[1], "yes", 3) == 0) { +@@ -1889,7 +1889,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + + if (strncasecmp(argv[1], "pet", 3) == 0) { + printf("Setting LAN Alert %d destination to PET Trap\n", alert); +@@ -1917,7 +1917,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + + if (str2uchar(argv[1], &data[2]) != 0) { + lprintf(LOG_ERR, "Invalid time: %s", argv[1]); +@@ -1933,7 +1933,7 @@ ipmi_lan_alert_set(struct ipmi_intf * intf, uint8_t chan, uint8_t alert, + if (p == NULL) { + return (-1); + } +- memcpy(data, p->data, p->data_len); ++ memcpy(data, p->data, __min(p->data_len, sizeof(data))); + + if (str2uchar(argv[1], &data[3]) != 0) { + lprintf(LOG_ERR, "Invalid retry: %s", argv[1]); +diff --git a/lib/ipmi_sdr.c b/lib/ipmi_sdr.c +index fd2c02d..01d81f7 100644 +--- a/lib/ipmi_sdr.c ++++ b/lib/ipmi_sdr.c +@@ -2086,7 +2086,7 @@ ipmi_sdr_print_sensor_eventonly(struct ipmi_intf *intf, + return -1; + + memset(desc, 0, sizeof (desc)); +- snprintf(desc, (sensor->id_code & 0x1f) + 1, "%s", sensor->id_string); ++ snprintf(desc, sizeof(desc), "%.*s", (sensor->id_code & 0x1f) + 1, sensor->id_string); + + if (verbose) { + printf("Sensor ID : %s (0x%x)\n", +@@ -2137,7 +2137,7 @@ ipmi_sdr_print_sensor_mc_locator(struct ipmi_intf *intf, + return -1; + + memset(desc, 0, sizeof (desc)); +- snprintf(desc, (mc->id_code & 0x1f) + 1, "%s", mc->id_string); ++ snprintf(desc, sizeof(desc), "%.*s", (mc->id_code & 0x1f) + 1, mc->id_string); + + if (verbose == 0) { + if (csv_output) +@@ -2230,7 +2230,7 @@ ipmi_sdr_print_sensor_generic_locator(struct ipmi_intf *intf, + char desc[17]; + + memset(desc, 0, sizeof (desc)); +- snprintf(desc, (dev->id_code & 0x1f) + 1, "%s", dev->id_string); ++ snprintf(desc, sizeof(desc), "%.*s", (dev->id_code & 0x1f) + 1, dev->id_string); + + if (!verbose) { + if (csv_output) +@@ -2287,7 +2287,7 @@ ipmi_sdr_print_sensor_fru_locator(struct ipmi_intf *intf, + char desc[17]; + + memset(desc, 0, sizeof (desc)); +- snprintf(desc, (fru->id_code & 0x1f) + 1, "%s", fru->id_string); ++ snprintf(desc, sizeof(desc), "%.*s", (fru->id_code & 0x1f) + 1, fru->id_string); + + if (!verbose) { + if (csv_output) +@@ -2491,35 +2491,43 @@ ipmi_sdr_print_name_from_rawentry(struct ipmi_intf *intf, uint16_t id, + + int rc =0; + char desc[17]; ++ const char *id_string; ++ uint8_t id_code; + memset(desc, ' ', sizeof (desc)); + + switch ( type) { + case SDR_RECORD_TYPE_FULL_SENSOR: + record.full = (struct sdr_record_full_sensor *) raw; +- snprintf(desc, (record.full->id_code & 0x1f) +1, "%s", +- (const char *)record.full->id_string); ++ id_code = record.full->id_code; ++ id_string = record.full->id_string; + break; ++ + case SDR_RECORD_TYPE_COMPACT_SENSOR: + record.compact = (struct sdr_record_compact_sensor *) raw ; +- snprintf(desc, (record.compact->id_code & 0x1f) +1, "%s", +- (const char *)record.compact->id_string); ++ id_code = record.compact->id_code; ++ id_string = record.compact->id_string; + break; ++ + case SDR_RECORD_TYPE_EVENTONLY_SENSOR: + record.eventonly = (struct sdr_record_eventonly_sensor *) raw ; +- snprintf(desc, (record.eventonly->id_code & 0x1f) +1, "%s", +- (const char *)record.eventonly->id_string); +- break; ++ id_code = record.eventonly->id_code; ++ id_string = record.eventonly->id_string; ++ break; ++ + case SDR_RECORD_TYPE_MC_DEVICE_LOCATOR: + record.mcloc = (struct sdr_record_mc_locator *) raw ; +- snprintf(desc, (record.mcloc->id_code & 0x1f) +1, "%s", +- (const char *)record.mcloc->id_string); ++ id_code = record.mcloc->id_code; ++ id_string = record.mcloc->id_string; + break; ++ + default: + rc = -1; +- break; +- } ++ } ++ if (!rc) { ++ snprintf(desc, sizeof(desc), "%.*s", (id_code & 0x1f) + 1, id_string); ++ } + +- lprintf(LOG_INFO, "ID: 0x%04x , NAME: %-16s", id, desc); ++ lprintf(LOG_INFO, "ID: 0x%04x , NAME: %-16s", id, desc); + return rc; + } + +diff --git a/lib/ipmi_session.c b/lib/ipmi_session.c +index 141f0f4..b9af1fd 100644 +--- a/lib/ipmi_session.c ++++ b/lib/ipmi_session.c +@@ -309,8 +309,10 @@ ipmi_get_session_info(struct ipmi_intf * intf, + } + else + { +- memcpy(&session_info, rsp->data, rsp->data_len); +- print_session_info(&session_info, rsp->data_len); ++ memcpy(&session_info, rsp->data, ++ __min(rsp->data_len, sizeof(session_info))); ++ print_session_info(&session_info, ++ __min(rsp->data_len, sizeof(session_info))); + } + break; + +@@ -341,8 +343,10 @@ ipmi_get_session_info(struct ipmi_intf * intf, + break; + } + +- memcpy(&session_info, rsp->data, rsp->data_len); +- print_session_info(&session_info, rsp->data_len); ++ memcpy(&session_info, rsp->data, ++ __min(rsp->data_len, sizeof(session_info))); ++ print_session_info(&session_info, ++ __min(rsp->data_len, sizeof(session_info))); + + } while (i <= session_info.session_slot_count); + break; +-- +2.20.1 + diff --git a/SOURCES/0009-CVE-2020-5208_2.patch b/SOURCES/0009-CVE-2020-5208_2.patch new file mode 100644 index 0000000..12e8d2e --- /dev/null +++ b/SOURCES/0009-CVE-2020-5208_2.patch @@ -0,0 +1,44 @@ +From f87d8c7721dd6ca2e1e94342fa5688e58fb0af15 Mon Sep 17 00:00:00 2001 +From: Vaclav Dolezal +Date: Wed, 12 Feb 2020 15:20:32 +0100 +Subject: [PATCH] Partial fix for CVE-2020-5208 + +replacement for patch: +9452be8 channel: Fix buffer overflow + +Signed-off-by: Vaclav Dolezal +--- + lib/ipmi_channel.c | 10 ++++++++++ + 1 file changed, 10 insertions(+) + +diff --git a/lib/ipmi_channel.c b/lib/ipmi_channel.c +index e1fc75f..81ae82e 100644 +--- a/lib/ipmi_channel.c ++++ b/lib/ipmi_channel.c +@@ -383,6 +383,11 @@ ipmi_get_channel_cipher_suites(struct ipmi_intf *intf, const char *payload_type, + val2str(rsp->ccode, completion_code_vals)); + return -1; + } ++ if (rsp->data_len > 17) { ++ lprintf(LOG_ERR, "Get Channel Cipher Suites failed - " ++ "received invalid data"); ++ return -1; ++ } + + + /* +@@ -418,6 +423,11 @@ ipmi_get_channel_cipher_suites(struct ipmi_intf *intf, const char *payload_type, + val2str(rsp->ccode, completion_code_vals)); + return -1; + } ++ if (rsp->data_len > 17) { ++ lprintf(LOG_ERR, "Get Channel Cipher Suites failed - " ++ "received invalid data"); ++ return -1; ++ } + } + + /* Copy last chunk */ +-- +2.20.1 + diff --git a/SPECS/ipmitool.spec b/SPECS/ipmitool.spec index b00451d..90c075b 100644 --- a/SPECS/ipmitool.spec +++ b/SPECS/ipmitool.spec @@ -1,7 +1,7 @@ Name: ipmitool Summary: Utility for IPMI control Version: 1.8.18 -Release: 10%{?dist} +Release: 12%{?dist} License: BSD URL: http://ipmitool.sourceforge.net/ Source0: http://downloads.sourceforge.net/project/%{name}/%{name}/%{version}/%{name}-%{version}.tar.bz2 @@ -20,6 +20,8 @@ Patch4: 0004-slowswid.patch Patch5: 0005-sensor-id-length.patch Patch6: 0006-enable-usb.patch Patch7: 0007-check-input.patch +Patch8: 0008-CVE-2020-5208.patch +Patch9: 0009-CVE-2020-5208_2.patch BuildRequires: openssl-devel readline-devel ncurses-devel %{?systemd_requires} @@ -106,7 +108,9 @@ autoconf automake --foreign # end: release auto-tools -%configure --disable-dependency-tracking --enable-file-security --disable-intf-free +%configure \ + CFLAGS="%{optflags} -fno-strict-aliasing" \ + --disable-dependency-tracking --enable-file-security --disable-intf-free make %{?_smp_mflags} %install @@ -177,6 +181,12 @@ install -Dm 755 contrib/bmc-snmp-proxy %{buildroot}%{_libexecdir}/bmc-sn %{_libexecdir}/bmc-snmp-proxy %changelog +* Wed Mar 04 2020 Václav Doležal - 1.8.18-12 +- Disable -fstrict-aliasing (RPMDiff issue) + +* Tue Mar 03 2020 Václav Doležal - 1.8.18-11 +- Backport fix for CVE-2020-5208 + * Thu Feb 22 2018 Josef Ridky - 1.8.18-10 - Spec clean up - Add support to set kg key