{"answers":{"affected":"It affects 1 product.","exploited":"There is no known exploitation of CVE-2011-3638 in the wild and no public exploit code.","fix":"Upgrade to a fixed version.","what":"CVE-2011-3638 is a medium-severity denial of service vulnerability in Linux kernel, published on 1 Mar 2013. It can only be exploited from the same machine or local network, with no action from the victim."},"fix_prompt":"Check this codebase for CVE-2011-3638 and fix it if it is affected.\n\nWhat it is: CVE-2011-3638 is a medium-severity denial of service vulnerability in Linux kernel, published on 1 Mar 2013. It can only be exploited from the same machine or local network, with no action from the victim.\nExploitation: There is no known exploitation of CVE-2011-3638 in the wild and no public exploit code.\n\nAffected product: Linux kernel. No package-level version data is available, so check the vendor advisory linked from the reference page.\n\nTask:\n1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.\n2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.\n3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.\n4. Run the tests and summarise what changed and why.\n5. If nothing in the project is affected, say so and change nothing.\n\nReference: https://insights.sbomify.com/CVE-2011-3638/ (Markdown: https://insights.sbomify.com/CVE-2011-3638/index.md)","id":"CVE-2011-3638","markdown":"https://insights.sbomify.com/CVE-2011-3638/index.md","name":"CVE-2011-3638","record":{"aliases":["GHSA-fq63-9c29-w9fw","RHSA-2012:0517"],"analysis":{"component_type":"kernel","fix_type":"upgrade","impacts":["denial_of_service"],"network_reachable":"adjacent_or_local","non_default_config":false,"product_category":"Linux kernel","requires_auth":"low_privilege","summary":"Local users can crash the system via ext4 umount and mount operations due to a missing dirty flag in extent splitting.","user_interaction":"not_required","vuln_class":"denial_of_service"},"analysis_generated_by":"qwen3.8-flash-next","assigner":"redhat","cpe":[{"product":"linux_kernel","vendor":"linux"}],"cvss":{"score":4,"severity":"medium","source":"nvd","vector":"AV:L/AC:H/Au:N/C:N/I:N/A:C","version":"2.0"},"cwes":[],"description":"fs/ext4/extents.c in the Linux kernel before 3.0 does not mark a modified extent as dirty in certain cases of extent splitting, which allows local users to cause a denial of service (system crash) via vectors involving ext4 umount and mount operations.","ecosystems":["Red Hat:rhel_eus:5.6"],"exploits":{"exploitdb":0,"first_seen":null,"github_poc":0,"max_poc_stars":null,"metasploit":0,"nuclei":0,"refs":[],"tier":"none_known"},"has_fix":true,"headline":"Denial of service in n/a","id":"CVE-2011-3638","indexable":true,"kev":null,"kind":"cve","links":{"ecosystem":null,"product":"linux:linux_kernel","products":["linux:linux_kernel"],"type":"denial_of_service","year":"2011"},"n_packages":18,"n_references":5,"next":{"headline":"The mod_proxy module in the Apache HTTP Server 2.0.x through 2.0.64 and 2.2.x before 2.2.18, when the Revision 1179239 patch is in place, do","id":"CVE-2011-3639"},"packages":[{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel","purl":"pkg:rpm/redhat/kernel","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-PAE","purl":"pkg:rpm/redhat/kernel-PAE","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-PAE-debuginfo","purl":"pkg:rpm/redhat/kernel-PAE-debuginfo","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-PAE-devel","purl":"pkg:rpm/redhat/kernel-PAE-devel","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-debug","purl":"pkg:rpm/redhat/kernel-debug","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-debug-debuginfo","purl":"pkg:rpm/redhat/kernel-debug-debuginfo","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-debug-devel","purl":"pkg:rpm/redhat/kernel-debug-devel","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-debuginfo","purl":"pkg:rpm/redhat/kernel-debuginfo","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-debuginfo-common","purl":"pkg:rpm/redhat/kernel-debuginfo-common","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-devel","purl":"pkg:rpm/redhat/kernel-devel","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-doc","purl":"pkg:rpm/redhat/kernel-doc","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-headers","purl":"pkg:rpm/redhat/kernel-headers","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-kdump","purl":"pkg:rpm/redhat/kernel-kdump","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-kdump-debuginfo","purl":"pkg:rpm/redhat/kernel-kdump-debuginfo","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-kdump-devel","purl":"pkg:rpm/redhat/kernel-kdump-devel","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-xen","purl":"pkg:rpm/redhat/kernel-xen","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-xen-debuginfo","purl":"pkg:rpm/redhat/kernel-xen-debuginfo","source":"RHSA-2012:0517"},{"ecosystem":"Red Hat:rhel_eus:5.6","fixed":["0:2.6.18-238.37.1.el5"],"introduced":["0"],"last_affected":[],"package":"kernel-xen-devel","purl":"pkg:rpm/redhat/kernel-xen-devel","source":"RHSA-2012:0517"}],"prev":{"headline":"Null dereference in n/a","id":"CVE-2011-3637"},"products":["n/a"],"published":"2013-03-01","related":[{"cvss_score":8.8,"headline":"Linux Kernel Out-of-Bounds Write","id":"CVE-2026-53266","kev_date_added":"2026-09-18","published":"2026-06-25"},{"cvss_score":8.8,"headline":"Linux Kernel Improper Input Validation","id":"CVE-2013-6282","kev_date_added":"2022-09-15","published":"2013-11-19"},{"cvss_score":8.4,"headline":"Linux Kernel Heap-Based Buffer Overflow","id":"CVE-2022-0185","kev_date_added":"2024-08-21","published":"2022-02-11"},{"cvss_score":8.4,"headline":"Linux Kernel Privilege Escalation","id":"CVE-2013-2094","kev_date_added":"2022-09-15","published":"2013-05-14"},{"cvss_score":7.8,"headline":"Linux Kernel Unspecified","id":"CVE-2026-53362","kev_date_added":"2026-08-27","published":"2026-07-04"},{"cvss_score":7.8,"headline":"Linux Kernel Missing Initialization of a Variable","id":"CVE-2026-46300","kev_date_added":"2026-10-28","published":"2026-05-23"},{"cvss_score":7.8,"headline":"Linux Kernel Race Condition","id":"CVE-2025-39964","kev_date_added":"2026-09-18","published":"2025-10-13"}],"sources":[{"class":"attribution","licence":"CVE Terms of Use (MITRE)","name":"CVE List","prefix":"CVE"},{"class":"attribution","licence":"CC BY 4.0","name":"Red Hat","prefix":"RHSA"},{"class":"attribution","licence":"US public information, NVD API terms","name":"NVD"},{"class":"attribution","licence":"FIRST CVSS licence","name":"CVSS (FIRST)"}],"ssvc":{"automatable":null,"exploitation":null,"technical_impact":null},"state":"PUBLISHED","updated":"2024-08-06","vendors":["n/a"]},"summary":"Local users can crash the system via ext4 umount and mount operations due to a missing dirty flag in extent splitting.","url":"https://insights.sbomify.com/CVE-2011-3638/"}