From: Vivek Kumbhar <[email protected]> Upstream-Status: Backport [https://github.com/openssl/openssl/commit/8d847a3ffd4f0b17ee33962cf69c36224925b34f]
Signed-off-by: Vivek Kumbhar <[email protected]> Signed-off-by: Steve Sakoman <[email protected]> --- .../openssl/openssl/CVE-2023-6129.patch | 113 ++++++++++++++++++ .../openssl/openssl_3.0.12.bb | 1 + 2 files changed, 114 insertions(+) create mode 100644 meta/recipes-connectivity/openssl/openssl/CVE-2023-6129.patch diff --git a/meta/recipes-connectivity/openssl/openssl/CVE-2023-6129.patch b/meta/recipes-connectivity/openssl/openssl/CVE-2023-6129.patch new file mode 100644 index 0000000000..c5749e1874 --- /dev/null +++ b/meta/recipes-connectivity/openssl/openssl/CVE-2023-6129.patch @@ -0,0 +1,113 @@ +From 8d847a3ffd4f0b17ee33962cf69c36224925b34f Mon Sep 17 00:00:00 2001 +From: Rohan McLure <[email protected]> +Date: Thu, 4 Jan 2024 10:25:50 +0100 +Subject: [PATCH] poly1305-ppc.pl: Fix vector register clobbering + +Fixes CVE-2023-6129 + +The POLY1305 MAC (message authentication code) implementation in OpenSSL for +PowerPC CPUs saves the the contents of vector registers in different order +than they are restored. Thus the contents of some of these vector registers +is corrupted when returning to the caller. The vulnerable code is used only +on newer PowerPC processors supporting the PowerISA 2.07 instructions. + +Reviewed-by: Matt Caswell <[email protected]> +Reviewed-by: Richard Levitte <[email protected]> +Reviewed-by: Tomas Mraz <[email protected]> +(Merged from https://github.com/openssl/openssl/pull/23200) + +Upstream-Status: Backport [https://github.com/openssl/openssl/commit/8d847a3ffd4f0b17ee33962cf69c36224925b34f] +CVE: CVE-2023-6129 +Signed-off-by: Vivek Kumbhar <[email protected]> +--- + crypto/poly1305/asm/poly1305-ppc.pl | 42 ++++++++++++++--------------- + 1 file changed, 21 insertions(+), 21 deletions(-) + +diff --git a/crypto/poly1305/asm/poly1305-ppc.pl b/crypto/poly1305/asm/poly1305-ppc.pl +index 9f86134..2e601bb 100755 +--- a/crypto/poly1305/asm/poly1305-ppc.pl ++++ b/crypto/poly1305/asm/poly1305-ppc.pl +@@ -744,7 +744,7 @@ ___ + my $LOCALS= 6*$SIZE_T; + my $VSXFRAME = $LOCALS + 6*$SIZE_T; + $VSXFRAME += 128; # local variables +- $VSXFRAME += 13*16; # v20-v31 offload ++ $VSXFRAME += 12*16; # v20-v31 offload + + my $BIG_ENDIAN = ($flavour !~ /le/) ? 4 : 0; + +@@ -919,12 +919,12 @@ __poly1305_blocks_vsx: + addi r11,r11,32 + stvx v22,r10,$sp + addi r10,r10,32 +- stvx v23,r10,$sp +- addi r10,r10,32 +- stvx v24,r11,$sp ++ stvx v23,r11,$sp + addi r11,r11,32 +- stvx v25,r10,$sp ++ stvx v24,r10,$sp + addi r10,r10,32 ++ stvx v25,r11,$sp ++ addi r11,r11,32 + stvx v26,r10,$sp + addi r10,r10,32 + stvx v27,r11,$sp +@@ -1153,12 +1153,12 @@ __poly1305_blocks_vsx: + addi r11,r11,32 + stvx v22,r10,$sp + addi r10,r10,32 +- stvx v23,r10,$sp +- addi r10,r10,32 +- stvx v24,r11,$sp ++ stvx v23,r11,$sp + addi r11,r11,32 +- stvx v25,r10,$sp ++ stvx v24,r10,$sp + addi r10,r10,32 ++ stvx v25,r11,$sp ++ addi r11,r11,32 + stvx v26,r10,$sp + addi r10,r10,32 + stvx v27,r11,$sp +@@ -1899,26 +1899,26 @@ Ldone_vsx: + mtspr 256,r12 # restore vrsave + lvx v20,r10,$sp + addi r10,r10,32 +- lvx v21,r10,$sp +- addi r10,r10,32 +- lvx v22,r11,$sp ++ lvx v21,r11,$sp + addi r11,r11,32 +- lvx v23,r10,$sp ++ lvx v22,r10,$sp + addi r10,r10,32 +- lvx v24,r11,$sp ++ lvx v23,r11,$sp + addi r11,r11,32 +- lvx v25,r10,$sp ++ lvx v24,r10,$sp + addi r10,r10,32 +- lvx v26,r11,$sp ++ lvx v25,r11,$sp + addi r11,r11,32 +- lvx v27,r10,$sp ++ lvx v26,r10,$sp + addi r10,r10,32 +- lvx v28,r11,$sp ++ lvx v27,r11,$sp + addi r11,r11,32 +- lvx v29,r10,$sp ++ lvx v28,r10,$sp + addi r10,r10,32 +- lvx v30,r11,$sp +- lvx v31,r10,$sp ++ lvx v29,r11,$sp ++ addi r11,r11,32 ++ lvx v30,r10,$sp ++ lvx v31,r11,$sp + $POP r27,`$VSXFRAME-$SIZE_T*5`($sp) + $POP r28,`$VSXFRAME-$SIZE_T*4`($sp) + $POP r29,`$VSXFRAME-$SIZE_T*3`($sp) +-- +2.39.3 diff --git a/meta/recipes-connectivity/openssl/openssl_3.0.12.bb b/meta/recipes-connectivity/openssl/openssl_3.0.12.bb index 395cace2ec..4602151d91 100644 --- a/meta/recipes-connectivity/openssl/openssl_3.0.12.bb +++ b/meta/recipes-connectivity/openssl/openssl_3.0.12.bb @@ -13,6 +13,7 @@ SRC_URI = "http://www.openssl.org/source/openssl-${PV}.tar.gz \ file://afalg.patch \ file://0001-Configure-do-not-tweak-mips-cflags.patch \ file://CVE-2023-5678.patch \ + file://CVE-2023-6129.patch \ " SRC_URI:append:class-nativesdk = " \ -- 2.34.1
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