diff options
Diffstat (limited to 'main/xen/xsa32-4.2.patch')
| -rw-r--r-- | main/xen/xsa32-4.2.patch | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/main/xen/xsa32-4.2.patch b/main/xen/xsa32-4.2.patch deleted file mode 100644 index 98006097b..000000000 --- a/main/xen/xsa32-4.2.patch +++ /dev/null @@ -1,22 +0,0 @@ -x86: get_page_from_gfn() must return NULL for invalid GFNs - -... also in the non-translated case. - -This is XSA-32 / CVE-2012-xxxx. - -Signed-off-by: Jan Beulich <jbeulich@suse.com> -Acked-by: Tim Deegan <tim@xen.org> - -diff --git a/xen/include/asm-x86/p2m.h b/xen/include/asm-x86/p2m.h -index 7a7c7eb..d5665b8 100644 ---- a/xen/include/asm-x86/p2m.h -+++ b/xen/include/asm-x86/p2m.h -@@ -400,7 +400,7 @@ static inline struct page_info *get_page_from_gfn( - if (t) - *t = p2m_ram_rw; - page = __mfn_to_page(gfn); -- return get_page(page, d) ? page : NULL; -+ return mfn_valid(gfn) && get_page(page, d) ? page : NULL; - } - - |