{"id":"CVE-2022-36055","aliases":["AZL-10856","BIT-helm-2022-36055","EUVD-2022-6504","GHSA-7hfp-qfw3-5jxh","GO-2022-0962","SUSE-SU-2022:3666-1","openSUSE-SU-2024:12323-1","openSUSE-SU-2025:15779-1"],"status":"published","title":"Denial of service in Helm","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.01118,"percentile":0.66341,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-400","CWE-770"],"published":"2022-08-30T20:52:31Z","modified":"2026-10-28T02:30:53Z","fixes":[{"ecosystem":"Go","package":"helm.sh/helm/v3","fixed_in":["3.9.4"],"sources":["ghsa","osv"]},{"ecosystem":"Azure Linux:2","package":"helm","fixed_in":["3.9.4-2"],"sources":["osv"]},{"ecosystem":"Bitnami","package":"helm","fixed_in":["3.9.4"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"helm","fixed_in":["3.9.4-2.1"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"helm.sh/helm/v3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4"}]}]},{"source":"osv","ecosystem":"Azure Linux:2","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-2"}]}]},{"source":"osv","ecosystem":"Bitnami","package":"helm","ranges":[{"type":"SEMVER","events":[{"introduced":"3.0.0"},{"fixed":"3.9.4"}]}]},{"source":"osv","ecosystem":"Go","package":"helm.sh/helm/v3","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.9.4"}]}]},{"source":"osv","ecosystem":"Go","package":"helm.sh/helm/v3","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"3.9.4"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Containers 15 SP3","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-150000.1.10.3"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Containers 15 SP4","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-150000.1.10.3"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP3","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-150000.1.10.3"}]}],"bundled":2},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Module for Package Hub 15 SP4","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-150000.1.10.3"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.3","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-150000.1.10.3"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Leap 15.4","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-150000.1.10.3"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"helm","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.9.4-2.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"helm3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.19.2-1.1"}]}],"bundled":20}],"products":[{"vendor":"helm","product":"helm"}],"references":[{"url":"https://github.com/helm/helm/security/advisories/GHSA-7hfp-qfw3-5jxh","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/helm/helm/releases/tag/v3.9.4","tags":["x_refsource_MISC","x_transferred","Release Notes","Third Party Advisory","advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-36055","tags":["web","advisory"]},{"url":"https://github.com/helm/helm/commit/10466e3e179cc8cad4b0bb451108d3c442c69fbc","tags":["web","fix"]},{"url":"https://pkg.go.dev/vuln/GO-2022-0962","tags":["web"]},{"url":"https://github.com/advisories/GHSA-7hfp-qfw3-5jxh"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/36xxx/CVE-2022-36055.json","tags":["advisory"]},{"url":"https://github.com/helm/helm","tags":["package"]},{"url":"https://www.suse.com/support/update/announcement/2022/suse-su-20223666-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1200528","tags":["report"]},{"url":"https://bugzilla.suse.com/1203054","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2022-1996","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-36055","tags":["web"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16873","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16874","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16875","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-21272","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-23524","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-23525","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2022-23526","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-25165","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-25173","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-25620","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-26147","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-45337","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2024-45338","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-22870","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-22872","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-47911","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-53547","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-58190","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2022-36055","title":"Denial of service in Helm","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","status":"published","published":"2022-09-01T12:15:13Z","modified":"2025-04-23T17:32:44.52Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:34:35.615708Z"}],"euvd":[{"id":"EUVD-2022-6504","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","status":"published","published":"2022-09-01T12:15:13Z","modified":"2025-04-23T17:32:44Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T20:52:10.363195Z"}],"ghsa":[{"id":"GHSA-7hfp-qfw3-5jxh","title":"Helm Vulnerable to denial of service through string value parsing","description":"Fuzz testing, by Ada Logics and sponsored by the CNCF, identified input to functions in the `_strvals_` package that can cause an out of memory panic. Out of memory panics cannot be recovered from. Applications that use functions from the `_strvals_` package in the Helm SDK can have a Denial of Service attack when they use this package and it panics.\n\n### Impact\n\nThe `_strvals_` package contains a parser that turns strings into Go structures. For example, the Helm client has command line flags like `--set`, `--set-string`, and others that enable the user to pass in strings that are merged into the values. The `_strvals_` package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic.\n\nApplications that use the `_strvals_` package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from.\n\nThe Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client.\n\n### Patches\n\nThis issue has been resolved in 3.9.4. \n\n### Workarounds\n\nSDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the `_strvals_` functions.\n\n### For more information\n\nHelm's security policy is spelled out in detail in our [SECURITY](https://github.com/helm/community/blob/master/SECURITY.md) document.\n\n### Credits\n\nDisclosed by Ada Logics in a fuzzing audit sponsored by CNCF.","status":"published","published":"2022-08-30T20:52:31Z","modified":"2023-08-30T18:43:11Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:37:02.095916Z"}],"nvd":[{"id":"CVE-2022-36055","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","status":"published","published":"2022-09-01T13:15:08.93Z","modified":"2026-06-17T04:52:49.387Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T14:07:26.802986Z"}],"osv":[{"id":"AZL-10856","title":"CVE-2022-36055 affecting package helm for versions less than 3.9.4-2","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","status":"published","published":"2022-09-01T13:15:08Z","modified":"2026-04-21T04:21:35.164346Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:01.725816Z"},{"id":"CVE-2022-36055","title":"Denial of service in Helm","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","status":"published","published":"2022-09-01T12:15:13Z","modified":"2026-10-28T02:30:53.803030335Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T15:44:26.195407Z"},{"id":"GHSA-7hfp-qfw3-5jxh","title":"Helm Vulnerable to denial of service through string value parsing","description":"Fuzz testing, by Ada Logics and sponsored by the CNCF, identified input to functions in the `_strvals_` package that can cause an out of memory panic. Out of memory panics cannot be recovered from. Applications that use functions from the `_strvals_` package in the Helm SDK can have a Denial of Service attack when they use this package and it panics.\n\n### Impact\n\nThe `_strvals_` package contains a parser that turns strings into Go structures. For example, the Helm client has command line flags like `--set`, `--set-string`, and others that enable the user to pass in strings that are merged into the values. The `_strvals_` package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic.\n\nApplications that use the `_strvals_` package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from.\n\nThe Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client.\n\n### Patches\n\nThis issue has been resolved in 3.9.4. \n\n### Workarounds\n\nSDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the `_strvals_` functions.\n\n### For more information\n\nHelm's security policy is spelled out in detail in our [SECURITY](https://github.com/helm/community/blob/master/SECURITY.md) document.\n\n### Credits\n\nDisclosed by Ada Logics in a fuzzing audit sponsored by CNCF.","status":"published","published":"2022-08-30T20:52:31Z","modified":"2026-09-10T03:49:42.554581963Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-400","CWE-770"],"updated_at":"2026-11-02T15:46:41.002603Z"},{"id":"BIT-helm-2022-36055","title":"Denial of service in Helm","description":"Helm is a tool for managing Charts. Charts are packages of pre-configured Kubernetes resources. Fuzz testing, provided by the CNCF, identified input to functions in the _strvals_ package that can cause an out of memory panic. The _strvals_ package contains a parser that turns strings in to Go structures. The _strvals_ package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic. Applications that use the _strvals_ package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from. The Helm Client will panic with input to `--set`, `--set-string`, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client. This issue has been resolved in 3.9.4. SDK users can validate strings supplied by users won't create large arrays causing significant memory usage before passing them to the _strvals_ functions.","status":"published","published":"2024-03-06T10:53:21.994Z","modified":"2026-09-08T08:48:23.085137359Z","updated_at":"2026-11-02T15:28:31.02759Z"},{"id":"GO-2022-0962","title":"Denial of service through string value parsing in helm.sh/helm/v3","description":"Applications that use the strvals package in the Helm SDK to parse user supplied input can suffer a Denial of Service when that input causes a panic that cannot be recovered from.\n\nThe strvals package contains a parser that turns strings into Go structures. For example, the Helm client has command line flags like --set, --set-string, and others that enable the user to pass in strings that are merged into the values. The strvals package converts these strings into structures Go can work with. Some string inputs can cause array data structures to be created causing an out of memory panic.\n\nThe Helm Client will panic with input to --set, --set-string, and other value setting flags that causes an out of memory panic. Helm is not a long running service so the panic will not affect future uses of the Helm client.","status":"published","published":"2022-09-02T15:19:52Z","modified":"2026-02-04T03:12:19.983931Z","updated_at":"2026-11-02T15:47:00.918515Z"},{"id":"openSUSE-SU-2024:12323-1","title":"helm-3.9.4-2.1 on GA media","description":"These are all security issues fixed in the helm-3.9.4-2.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:26:34.780098Z","updated_at":"2026-11-02T16:58:35.485255Z"},{"id":"openSUSE-SU-2025:15779-1","title":"helm3-3.19.2-1.1 on GA media","description":"These are all security issues fixed in the helm3-3.19.2-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-11-28T00:00:00Z","modified":"2026-02-04T03:10:43.123465Z","updated_at":"2026-11-02T16:58:38.101535Z"},{"id":"SUSE-SU-2022:3666-1","title":"Security update for helm","description":"This update for helm fixes the following issues:\n\nhelm was updated to version 3.9.4:\n\n* CVE-2022-36055: Fixed denial of service through string value parsing (bsc#1203054).\n* Updating the certificates used for testing\n* Updating index handling\n\nhelm was updated to version 3.9.3:\n\n- CVE-2022-1996: Updated kube-openapi to fix an issue that could result in a CORS protection bypass (bsc#1200528).\n* Fix missing array length check on release\n\nhelm was updated to version 3.9.2:\n\n* Update of the circleci image\n\nhelm was updated  to version 3.9.1:\n\n* Update to support Kubernetes 1.24.2\n* Improve logging and safety of statefulSetReady\n* Make token caching an opt-in feature\n* Bump github.com/lib/pq from 1.10.5 to 1.10.6\n* Bump github.com/Masterminds/squirrel from 1.5.2 to 1.5.3\n\nhelm was updated to version 3.9.0:\n\n* Added a --quiet flag to helm lint\n* Added a --post-renderer-args flag to support arguments being passed to the post renderer\n* Added more checks during the signing process\n* Updated to add Kubernetes 1.24 support\n\nhelm was updated to version 3.8.2:\n\n* Bump oras.land/oras-go from 1.1.0 to 1.1.1\n* Fixing downloader plugin error handling\n* Simplify testdata charts\n* Simplify testdata charts\n* Add tests for multi-level dependencies.\n* Fix value precedence\n* Bumping Kubernetes package versions\n* Updating vcs to latest version\n* Dont modify provided transport\n* Pass http getter as pointer in tests\n* Add docs block\n* Add transport option and tests\n* Reuse http transport\n* Updating Kubernetes libs to 0.23.4 (latest)\n* fix: remove deadcode\n* fix: helm package tests\n* fix: helm package with dependency update for charts with OCI dependencies\n* Fix typo Unset the env var before func return in Unit Test\n* add legal name check\n* maint: fix syntax error in deploy.sh\n* linting issue fixed\n* only apply overwrite if version is canary\n* overwrite flag added to az storage blob upload-batch\n* Avoid querying for OCI tags can explicit version provided in chart dependencies\n* Management of bearer tokens for tag listing\n* Updating Kubernetes packages to 1.23.3\n* refactor: use `os.ReadDir` for lightweight directory reading\n* Add IngressClass to manifests to be (un)installed\n* feat(comp): Shell completion for OCI\n* Fix install memory/goroutine leak\n","status":"published","published":"2022-10-19T18:45:15Z","modified":"2026-02-04T04:29:03.34617Z","updated_at":"2026-11-02T15:53:51.440565Z"}]}}