{"id":"CVE-2023-4016","aliases":["ALPINE-CVE-2023-4016","ALSA-2023:6705","ALSA-2023:7187","CLSA-2023-1701706316","CLSA-2023-1701706444","CLSA-2024-1718202251","CLSA-2024-1718202753","CLSA-2024-1718270850","CLSA-2024-1718791717","CLSA-2024-1718797236","CLSA-2026-1779130594","CLSA-2026-1779266815","CLSA-2026-1779267440","DEBIAN-CVE-2023-4016","EUVD-2023-53909","GHSA-v76x-qfmc-m88p","OESA-2023-1514","RHSA-2023:6705","RHSA-2023:7187","RLSA-2023:7187","SUSE-SU-2023:3471-1","SUSE-SU-2023:3472-1","SUSE-SU-2025:0725-1","SUSE-SU-2025:0741-1","SUSE-SU-2025:20180-1","UBUNTU-CVE-2023-4016","USN-6477-1","openSUSE-SU-2024:13140-1","openSUSE-SU-2024:13141-1"],"status":"published","title":"Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a...","description":"Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.","severity":{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00295,"percentile":0.22353,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-122","CWE-787"],"published":"2023-08-02T04:20:20Z","modified":"2026-10-29T11:31:35Z","fixes":[{"ecosystem":"Alpine:v3.15","package":"procps","fixed_in":["3.3.17-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"procps","fixed_in":["3.3.17-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"procps","fixed_in":["3.3.17-r3"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"procps-ng","fixed_in":["4.0.4-r0"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"procps-ng","fixed_in":["3.3.17-13.el9"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"procps-ng-devel","fixed_in":["3.3.17-13.el9"],"sources":["osv"]},{"ecosystem":"AlmaLinux:9","package":"procps-ng-i18n","fixed_in":["3.3.17-13.el9"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"procps-ng","fixed_in":["3.3.15-14.el8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"procps-ng-devel","fixed_in":["3.3.15-14.el8"],"sources":["osv"]},{"ecosystem":"AlmaLinux:8","package":"procps-ng-i18n","fixed_in":["3.3.15-14.el8"],"sources":["osv"]},{"ecosystem":"TuxCare:Ubuntu:18.04","package":"libprocps-dev","fixed_in":["2:3.3.12-3ubuntu1.2+tuxcare.els1","2:3.3.12-3ubuntu1.2+tuxcare.els2"],"sources":["osv"]},{"ecosystem":"TuxCare:Ubuntu:18.04","package":"libprocps6","fixed_in":["2:3.3.12-3ubuntu1.2+tuxcare.els1","2:3.3.12-3ubuntu1.2+tuxcare.els2"],"sources":["osv"]},{"ecosystem":"TuxCare:Ubuntu:18.04","package":"procps","fixed_in":["2:3.3.12-3ubuntu1.2+tuxcare.els1","2:3.3.12-3ubuntu1.2+tuxcare.els2"],"sources":["osv"]},{"ecosystem":"TuxCare:Ubuntu:16.04","package":"libprocps4","fixed_in":["2:3.3.10-4ubuntu2.5+tuxcare.els1","2:3.3.10-4ubuntu2.5+tuxcare.els2"],"sources":["osv"]},{"ecosystem":"TuxCare:Ubuntu:16.04","package":"libprocps4-dev","fixed_in":["2:3.3.10-4ubuntu2.5+tuxcare.els1","2:3.3.10-4ubuntu2.5+tuxcare.els2"],"sources":["osv"]},{"ecosystem":"TuxCare:Ubuntu:16.04","package":"procps","fixed_in":["2:3.3.10-4ubuntu2.5+tuxcare.els1","2:3.3.10-4ubuntu2.5+tuxcare.els2"],"sources":["osv"]},{"ecosystem":"TuxCare:AlmaLinux:9.2","package":"procps-ng","fixed_in":["3.3.17-11.el9.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:AlmaLinux:9.2","package":"procps-ng-devel","fixed_in":["3.3.17-11.el9.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:AlmaLinux:9.2","package":"procps-ng-i18n","fixed_in":["3.3.17-11.el9.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:8.4","package":"procps-ng","fixed_in":["3.3.15-6.el8.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:8.4","package":"procps-ng-devel","fixed_in":["3.3.15-6.el8.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:8.4","package":"procps-ng-i18n","fixed_in":["3.3.15-6.el8.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:8.5","package":"procps-ng","fixed_in":["3.3.15-6.el8.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:8.5","package":"procps-ng-devel","fixed_in":["3.3.15-6.el8.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:8.5","package":"procps-ng-i18n","fixed_in":["3.3.15-6.el8.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:OracleLinux:7","package":"procps-ng","fixed_in":["3.3.10-28.0.1.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:OracleLinux:7","package":"procps-ng-devel","fixed_in":["3.3.10-28.0.1.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:OracleLinux:7","package":"procps-ng-i18n","fixed_in":["3.3.10-28.0.1.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:7","package":"procps-ng","fixed_in":["3.3.10-28.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:7","package":"procps-ng-devel","fixed_in":["3.3.10-28.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:7","package":"procps-ng-i18n","fixed_in":["3.3.10-28.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:RHEL:7","package":"procps-ng","fixed_in":["3.3.10-28.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem":"TuxCare:RHEL:7","package":"procps-ng-devel","fixed_in":["3.3.10-28.el7.tuxcare.els1"],"sources":["osv"]},{"ecosystem"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some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.","status":"published","published":"2023-08-02T04:20:20.645Z","modified":"2026-10-14T21:23:02.292Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:35:30.474787Z"}],"euvd":[{"id":"EUVD-2023-53909","description":"Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.","status":"published","published":"2023-08-02T04:20:20Z","modified":"2026-10-14T21:23:02Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T17:27:11.707191Z"}],"ghsa":[{"id":"GHSA-v76x-qfmc-m88p","title":"Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a...","description":"Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.","status":"published","published":"2023-08-02T06:30:20Z","modified":"2026-10-15T00:30:40Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-122","CWE-787"],"updated_at":"2026-11-02T15:13:29.914076Z"}],"nvd":[{"id":"CVE-2023-4016","description":"Under some circumstances, this weakness allows a user who has access to 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Procps includes ps, free, skill, pkill, pgrep, snice, tload, top, uptime, vmstat, pidof, pmap, slabtop, w, watch and pwdx.\r\n\r\nSecurity Fix(es):\r\n\r\nUnder some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.(CVE-2023-4016)","status":"published","published":"2023-08-18T11:05:58Z","modified":"2026-08-18T01:17:47.682577482Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:52:40.328856Z"},{"id":"RHSA-2023:6705","title":"Red Hat Security Advisory: procps-ng security and bug fix update","status":"published","published":"2024-09-16T12:51:23Z","modified":"2026-10-15T10:05:55Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:53:11.734882Z"},{"id":"RHSA-2023:7187","title":"Red Hat Security Advisory: procps-ng security update","status":"published","published":"2024-09-16T12:51:32Z","modified":"2026-10-15T10:06:05Z","cvss":[{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:53:11.734882Z"},{"id":"UBUNTU-CVE-2023-4016","description":"Under some circumstances, this weakness allows a user who has access to run the “ps” utility on a machine, the ability to write almost unlimited amounts of unfiltered data into the process heap.","status":"published","published":"2023-08-02T05:15:00Z","modified":"2026-04-22T14:10:54.609026Z","cvss":[{"version":"3.1","score":2.5,"vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"},{"version":"3.1","score":3.3,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T16:54:22.741943Z"},{"id":"ALSA-2023:6705","title":"Low: procps-ng security and bug fix update","description":"The procps-ng packages contain a set of system utilities that provide system information, including ps, free, skill, pkill, pgrep, snice, tload, top, uptime, vmstat, w, watch, and pwdx.\n\nSecurity Fix(es):\n\n* procps: ps buffer overflow (CVE-2023-4016)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2023-11-07T00:00:00Z","modified":"2026-10-29T11:31:35.045540493Z","updated_at":"2026-11-02T15:27:52.091404Z"},{"id":"ALSA-2023:7187","title":"Low: procps-ng security update","description":"The procps-ng packages contain a set of system utilities that provide system information, including ps, free, skill, pkill, pgrep, snice, tload, top, uptime, vmstat, w, watch, and pwdx.\n\nSecurity Fix(es):\n\n* procps: ps buffer overflow (CVE-2023-4016)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.","status":"published","published":"2023-11-14T00:00:00Z","modified":"2026-10-29T11:02:27.159598208Z","updated_at":"2026-11-02T15:27:52.091404Z"},{"id":"CLSA-2023-1701706316","title":"Fix CVE(s): CVE-2023-4016","description":"\n   * SECURITY UPDATE: Ability to write almost unlimited amounts of\n     unfiltered data into the process heap\n     - debian/patches/CVE-2023-4016.patch: ps: fix possible buffer overflow\n       in -C option.\n     - CVE-2023-4016","status":"published","published":"2023-12-04T16:12:00Z","modified":"2026-06-04T10:03:54.740425Z","updated_at":"2026-11-02T15:43:40.509998Z"},{"id":"CLSA-2023-1701706444","title":"Fix CVE(s): CVE-2023-4016","description":"\n   * SECURITY UPDATE: Ability to write almost unlimited amounts of\n     unfiltered data into the process heap\n     - debian/patches/CVE-2023-4016.patch: ps: fix possible buffer overflow\n       in -C option.\n     - CVE-2023-4016","status":"published","published":"2023-12-04T16:14:07Z","modified":"2026-06-04T10:04:11.606029Z","updated_at":"2026-11-02T15:43:40.509998Z"},{"id":"CLSA-2024-1718202251","title":"procps-ng: Fix of CVE-2023-4016","description":"- CVE-2023-4016: possible overflow in multiplication when allocating\n  memory in ps/parser.c","status":"published","published":"2024-06-12T14:24:14Z","modified":"2026-06-01T00:30:07.548758777Z","updated_at":"2026-11-02T15:43:40.88185Z"},{"id":"CLSA-2024-1718202753","title":"Fix CVE(s): CVE-2023-4016","description":"   * SECURITY UPDATE: Ability to write almost unlimited amounts of\n     unfiltered data into the process heap\n     - debian/patches/CVE-2023-4016-2.patch: ps: extended fix of the CVE-2023-4016 -\n       fix possible buffer overflow in -C option.\n     - CVE-2023-4016","status":"published","published":"2024-06-12T14:32:36Z","modified":"2026-06-04T10:04:26.854701Z","updated_at":"2026-11-02T15:43:40.88185Z"},{"id":"CLSA-2024-1718270850","title":"Fix CVE(s): CVE-2023-4016","description":"   * SECURITY UPDATE: Ability to write almost unlimited amounts of\n     unfiltered data into the process heap\n     - debian/patches/CVE-2023-4016-2.patch: ps: extended fix of the CVE-2023-4016 -\n       fix possible buffer overflow in -C option.\n     - CVE-2023-4016","status":"published","published":"2024-06-13T09:27:33Z","modified":"2026-06-04T10:03:25.499892Z","updated_at":"2026-11-02T15:43:40.88185Z"},{"id":"CLSA-2024-1718791717","title":"procps-ng: Fix of CVE-2023-4016","description":"- CVE-2023-4016: possible overflow in multiplication when allocating\n  memory in ps/parser.c","status":"published","published":"2024-06-19T10:08:41Z","modified":"2026-06-01T00:33:20.364820231Z","updated_at":"2026-11-02T15:43:40.88185Z"},{"id":"CLSA-2024-1718797236","title":"procps-ng: Fix of CVE-2023-4016","description":"- CVE-2023-4016: possible overflow in multiplication when allocating\n  memory in ps/parser.c","status":"published","published":"2024-06-19T11:40:39Z","modified":"2026-06-01T00:33:22.52517699Z","updated_at":"2026-11-02T15:43:40.88185Z"},{"id":"CLSA-2026-1779130594","title":"procps-ng: Fix of CVE-2023-4016","description":"- CVE-2023-4016: fix possible buffer overflow in ps -C option","status":"published","published":"2026-05-18T18:56:39Z","modified":"2026-06-01T00:33:27.438845834Z","updated_at":"2026-11-02T15:43:45.090939Z"},{"id":"CLSA-2026-1779266815","title":"procps-ng: Fix of CVE-2023-4016","description":"- CVE-2023-4016: fix possible buffer overflow in ps -C option","status":"published","published":"2026-05-21T10:29:17Z","modified":"2026-10-26T09:31:41.153157264Z","updated_at":"2026-11-02T15:43:45.090939Z"},{"id":"CLSA-2026-1779267440","title":"procps-ng: Fix of CVE-2023-4016","description":"- CVE-2023-4016: fix possible buffer overflow in ps -C option","status":"published","published":"2026-05-20T08:57:24Z","modified":"2026-06-01T00:33:28.39142707Z","updated_at":"2026-11-02T15:43:45.090939Z"},{"id":"openSUSE-SU-2024:13140-1","title":"libprocps8-3.3.17-13.1 on GA media","description":"These are all security issues fixed in the libprocps8-3.3.17-13.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:38:47.161284Z","updated_at":"2026-11-02T16:58:36.025801Z"},{"id":"openSUSE-SU-2024:13141-1","title":"libproc2-0-4.0.3-2.1 on GA media","description":"These are all security issues fixed in the libproc2-0-4.0.3-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:47:27.719372Z","updated_at":"2026-11-02T16:58:36.025801Z"},{"id":"RLSA-2023:7187","title":"Low: procps-ng security update","description":"The procps-ng packages contain a set of system utilities that provide system information, including ps, free, skill, pkill, pgrep, snice, tload, top, uptime, vmstat, w, watch, and pwdx.\n\nSecurity Fix(es):\n\n* procps: ps buffer overflow (CVE-2023-4016)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the Rocky Linux 8.9 Release Notes linked from the References section.","status":"published","published":"2023-11-28T22:42:52.397971Z","modified":"2026-02-05T03:30:07.640219Z","updated_at":"2026-11-02T15:53:24.63379Z"},{"id":"SUSE-SU-2023:3471-1","title":"Security update for procps","description":"This update for procps fixes the following issues:\n\n  - CVE-2023-4016: Fixed ps buffer overflow (bsc#1214290).\n","status":"published","published":"2023-08-29T08:54:15Z","modified":"2026-02-04T03:00:28.172804Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"SUSE-SU-2023:3472-1","title":"Security update for procps","description":"This update for procps fixes the following issues:\n\n  - CVE-2023-4016: Fixed ps buffer overflow (bsc#1214290).\n","status":"published","published":"2023-08-29T08:56:07Z","modified":"2026-02-04T03:01:10.196114Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"SUSE-SU-2025:0725-1","title":"Security update for procps","description":"This update for procps fixes the following issues:\n\n- Integer overflow due to incomplete fix for CVE-2023-4016 can lead to segmentation fault in ps command when pid\n  argument has a leading space (bsc#1236842, bsc#1214290).\n","status":"published","published":"2025-02-26T13:36:43Z","modified":"2026-02-04T02:30:33.072782Z","updated_at":"2026-11-02T15:53:58.883365Z"},{"id":"SUSE-SU-2025:0741-1","title":"Security update for procps","description":"This update for procps fixes the following issues:\n\n- Integer overflow due to incomplete fix for CVE-2023-4016 can lead to segmentation fault in ps command when pid\n  argument has a leading space (bsc#1236842, bsc#1214290).\n","status":"published","published":"2025-02-28T10:16:11Z","modified":"2026-02-04T04:14:44.401127Z","updated_at":"2026-11-02T15:53:58.883365Z"},{"id":"SUSE-SU-2025:20180-1","title":"Security update for procps","description":"This update for procps fixes the following issues:\n\n- Fixed regression introduced with the CVE-2023-4016 fix. The ps command\n  segfaults when pid argument has a leading space (bsc#1236842).\n","status":"published","published":"2025-04-08T08:00:26Z","modified":"2026-03-23T04:48:12.005291Z","updated_at":"2026-11-02T15:53:59.381172Z"},{"id":"USN-6477-1","title":"procps vulnerability","description":"It was discovered that the procps-ng ps tool incorrectly handled memory.\nAn attacker could possibly use this issue to cause procps-ng to crash,\nresulting in a denial of service.\n","status":"published","published":"2023-11-14T09:44:00Z","modified":"2026-06-25T13:31:34.901748572Z","updated_at":"2026-11-02T16:58:17.305935Z"}]}}