diff options
Diffstat (limited to 'main')
| -rw-r--r-- | main/aspell/APKBUILD | 12 | ||||
| -rw-r--r-- | main/aspell/CVE-2019-25051.patch | 96 |
2 files changed, 105 insertions, 3 deletions
diff --git a/main/aspell/APKBUILD b/main/aspell/APKBUILD index 76612044f1f..32023f5591f 100644 --- a/main/aspell/APKBUILD +++ b/main/aspell/APKBUILD @@ -2,7 +2,7 @@ # Contributor: Valery Kartel <valery.kartel@gmail.com> pkgname=aspell pkgver=0.60.8 -pkgrel=0 +pkgrel=1 pkgdesc="A spell checker designed to eventually replace Ispell" url="http://aspell.net/" arch="all" @@ -11,9 +11,12 @@ subpackages="$pkgname-compat::noarch $pkgname-utils $pkgname-dev $pkgname-doc $pkgname-lang $pkgname-libs" depends_dev="$pkgname-utils" makedepends="ncurses-dev perl gettext-dev" -source="https://ftp.gnu.org/gnu/aspell/aspell-$pkgver.tar.gz" +source="https://ftp.gnu.org/gnu/aspell/aspell-$pkgver.tar.gz + CVE-2019-25051.patch" # secfixes: +# 0.60.8-r1: +# - CVE-2019-25051 # 0.60.8-r0: # - CVE-2019-17544 @@ -63,4 +66,7 @@ libs() { rm -fr "$pkgdir"/usr/lib } -sha512sums="8ef4952c553b6234dfe777240d2d97beb13ef9201e18d56bee3b5068d13525db3625b7130d9f5122f7c529da0ccb0c70eb852a81472a7d15fb7c4ee5ba21cd29 aspell-0.60.8.tar.gz" +sha512sums=" +8ef4952c553b6234dfe777240d2d97beb13ef9201e18d56bee3b5068d13525db3625b7130d9f5122f7c529da0ccb0c70eb852a81472a7d15fb7c4ee5ba21cd29 aspell-0.60.8.tar.gz +529f3f4737d2e19f7571f4c8666b1cd089cc4e9dfdaa52dc468919f01ce9f8f8112d8fe8afda295b3dfb92f5e0c2bbd79bf1ec69f06c163c32eb28f0168ab263 CVE-2019-25051.patch +" diff --git a/main/aspell/CVE-2019-25051.patch b/main/aspell/CVE-2019-25051.patch new file mode 100644 index 00000000000..2f15d380ec0 --- /dev/null +++ b/main/aspell/CVE-2019-25051.patch @@ -0,0 +1,96 @@ +From 0718b375425aad8e54e1150313b862e4c6fd324a Mon Sep 17 00:00:00 2001 +From: Kevin Atkinson <kevina@gnu.org> +Date: Sat, 21 Dec 2019 20:32:47 +0000 +Subject: [PATCH] objstack: assert that the alloc size will fit within a chunk + to prevent a buffer overflow + +Bug found using OSS-Fuze. +--- + common/objstack.hpp | 18 ++++++++++++++---- + 1 file changed, 14 insertions(+), 4 deletions(-) + +diff --git a/common/objstack.hpp b/common/objstack.hpp +index 3997bf7..bd97ccd 100644 +--- a/common/objstack.hpp ++++ b/common/objstack.hpp +@@ -5,6 +5,7 @@ + #include "parm_string.hpp" + #include <stdlib.h> + #include <assert.h> ++#include <stddef.h> + + namespace acommon { + +@@ -26,6 +27,12 @@ class ObjStack + byte * temp_end; + void setup_chunk(); + void new_chunk(); ++ bool will_overflow(size_t sz) const { ++ return offsetof(Node,data) + sz > chunk_size; ++ } ++ void check_size(size_t sz) { ++ assert(!will_overflow(sz)); ++ } + + ObjStack(const ObjStack &); + void operator=(const ObjStack &); +@@ -56,7 +63,7 @@ class ObjStack + void * alloc_bottom(size_t size) { + byte * tmp = bottom; + bottom += size; +- if (bottom > top) {new_chunk(); tmp = bottom; bottom += size;} ++ if (bottom > top) {check_size(size); new_chunk(); tmp = bottom; bottom += size;} + return tmp; + } + // This alloc_bottom will insure that the object is aligned based on the +@@ -66,7 +73,7 @@ class ObjStack + align_bottom(align); + byte * tmp = bottom; + bottom += size; +- if (bottom > top) {new_chunk(); goto loop;} ++ if (bottom > top) {check_size(size); new_chunk(); goto loop;} + return tmp; + } + char * dup_bottom(ParmString str) { +@@ -79,7 +86,7 @@ class ObjStack + // always be aligned as such. + void * alloc_top(size_t size) { + top -= size; +- if (top < bottom) {new_chunk(); top -= size;} ++ if (top < bottom) {check_size(size); new_chunk(); top -= size;} + return top; + } + // This alloc_top will insure that the object is aligned based on +@@ -88,7 +95,7 @@ class ObjStack + {loop: + top -= size; + align_top(align); +- if (top < bottom) {new_chunk(); goto loop;} ++ if (top < bottom) {check_size(size); new_chunk(); goto loop;} + return top; + } + char * dup_top(ParmString str) { +@@ -117,6 +124,7 @@ class ObjStack + void * alloc_temp(size_t size) { + temp_end = bottom + size; + if (temp_end > top) { ++ check_size(size); + new_chunk(); + temp_end = bottom + size; + } +@@ -131,6 +139,7 @@ class ObjStack + } else { + size_t s = temp_end - bottom; + byte * p = bottom; ++ check_size(size); + new_chunk(); + memcpy(bottom, p, s); + temp_end = bottom + size; +@@ -150,6 +159,7 @@ class ObjStack + } else { + size_t s = temp_end - bottom; + byte * p = bottom; ++ check_size(size); + new_chunk(); + memcpy(bottom, p, s); + temp_end = bottom + size; |