Messages in this thread Patch in this message | | | From | Christian Göttsche <> | Subject | [PATCH] selinux: keep context struct members in sync | Date | Thu, 11 May 2023 14:31:47 +0200 |
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Commit 53f3517ae087 ("selinux: do not leave dangling pointer behind") reset the `str` field of the `context` struct in an OOM error branch. In this struct the fields `str` and `len` are coupled and should be kept in sync. Set the length to zero according to the string be set to NULL.
Fixes: 53f3517ae087 ("selinux: do not leave dangling pointer behind") Signed-off-by: Christian Göttsche <cgzones@googlemail.com> --- security/selinux/ss/context.h | 1 + 1 file changed, 1 insertion(+)
diff --git a/security/selinux/ss/context.h b/security/selinux/ss/context.h index 44179977f434..aed704b8c642 100644 --- a/security/selinux/ss/context.h +++ b/security/selinux/ss/context.h @@ -168,6 +168,7 @@ static inline int context_cpy(struct context *dst, const struct context *src) if (rc) { kfree(dst->str); dst->str = NULL; + dst->len = 0; return rc; } return 0; -- 2.40.1
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