Description (CNA)
In the Linux kernel, the following vulnerability has been resolved: regulator: core: fix unbalanced of node refcount in regulator_dev_lookup() I got the the following report: OF: ERROR: memory leak, expected refcount 1 instead of 2, of_node_get()/of_node_put() unbalanced - destroy cset entry: attach overlay node /i2c/pmic@62/regulators/exten In of_get_regulator(), the node is returned from of_parse_phandle() with refcount incremented, after using it, of_node_put() need be called.
Affected (CNA)
| Vendor / product | Versions |
|---|---|
| Linux / Linux | affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before 0e88505ac0a6ae97746bcdbd4b042ee9f20455ae; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before 4dfcf5087db9a34a300d6b99009232d4537c3e6a; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before 3ac888db0f67813d91373a9a61c840f815cd4ec9; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before d39937f8de641c44a337cec4a2e5d3e8add20a7d; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before f48c474efe05cf9ce5e535b5e0ddd710e963936c; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before cda1895f3b7f324ece1614308a815a3994983b97; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before 2b93c58adddd98812ad928bbc2063038f3df1ffd; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before 2f98469c3141f8e42ba11075a273fb795bbad57f; affected 69511a452e6dc6b74fe4f3671a51b1b44b9c57e3 before f2b41b748c19962b82709d9f23c6b2b0ce9d2f91 |
| Linux / Linux | affected 3.3; unaffected 0 before 3.3; unaffected 4.9.337 through 4.9.*; unaffected 4.14.303 through 4.14.*; unaffected 4.19.270 through 4.19.*; unaffected 5.4.229 through 5.4.*; unaffected 5.10.163 through 5.10.*; unaffected 5.15.86 through 5.15.*; unaffected 6.0.16 through 6.0.*; unaffected 6.1.2 through 6.1.*; unaffected 6.2 through * |
CWE
No CWE identifiers supplied.
References
- https://git.kernel.org/stable/c/0e88505ac0a6ae97746bcdbd4b042ee9f20455ae
- https://git.kernel.org/stable/c/4dfcf5087db9a34a300d6b99009232d4537c3e6a
- https://git.kernel.org/stable/c/3ac888db0f67813d91373a9a61c840f815cd4ec9
- https://git.kernel.org/stable/c/d39937f8de641c44a337cec4a2e5d3e8add20a7d
- https://git.kernel.org/stable/c/f48c474efe05cf9ce5e535b5e0ddd710e963936c
- https://git.kernel.org/stable/c/cda1895f3b7f324ece1614308a815a3994983b97
- https://git.kernel.org/stable/c/2b93c58adddd98812ad928bbc2063038f3df1ffd
- https://git.kernel.org/stable/c/2f98469c3141f8e42ba11075a273fb795bbad57f
- https://git.kernel.org/stable/c/f2b41b748c19962b82709d9f23c6b2b0ce9d2f91