diff options
Diffstat (limited to 'gnu/packages/patches/glibc-CVE-2019-7309.patch')
| -rw-r--r-- | gnu/packages/patches/glibc-CVE-2019-7309.patch | 76 |
1 files changed, 0 insertions, 76 deletions
diff --git a/gnu/packages/patches/glibc-CVE-2019-7309.patch b/gnu/packages/patches/glibc-CVE-2019-7309.patch deleted file mode 100644 index f9f623830a..0000000000 --- a/gnu/packages/patches/glibc-CVE-2019-7309.patch +++ /dev/null @@ -1,76 +0,0 @@ -Fix <https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-7309>. - -Taken from this upstream commit, sans ChangeLog updates and tests: -<https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=3f635fb43389b54f682fc9ed2acc0b2aaf4a923d>. - -diff --git a/sysdeps/x86_64/memcmp.S b/sysdeps/x86_64/memcmp.S -index 1fc487caa5..1322bb3b92 100644 ---- a/sysdeps/x86_64/memcmp.S -+++ b/sysdeps/x86_64/memcmp.S -@@ -21,14 +21,18 @@ - - .text - ENTRY (memcmp) -- test %rdx, %rdx -+#ifdef __ILP32__ -+ /* Clear the upper 32 bits. */ -+ movl %edx, %edx -+#endif -+ test %RDX_LP, %RDX_LP - jz L(finz) - cmpq $1, %rdx -- jle L(finr1b) -+ jbe L(finr1b) - subq %rdi, %rsi - movq %rdx, %r10 - cmpq $32, %r10 -- jge L(gt32) -+ jae L(gt32) - /* Handle small chunks and last block of less than 32 bytes. */ - L(small): - testq $1, %r10 -@@ -156,7 +160,7 @@ L(A32): - movq %r11, %r10 - andq $-32, %r10 - cmpq %r10, %rdi -- jge L(mt16) -+ jae L(mt16) - /* Pre-unroll to be ready for unrolled 64B loop. */ - testq $32, %rdi - jz L(A64) -@@ -178,7 +182,7 @@ L(A64): - movq %r11, %r10 - andq $-64, %r10 - cmpq %r10, %rdi -- jge L(mt32) -+ jae L(mt32) - - L(A64main): - movdqu (%rdi,%rsi), %xmm0 -@@ -216,7 +220,7 @@ L(mt32): - movq %r11, %r10 - andq $-32, %r10 - cmpq %r10, %rdi -- jge L(mt16) -+ jae L(mt16) - - L(A32main): - movdqu (%rdi,%rsi), %xmm0 -@@ -254,7 +258,7 @@ L(ATR): - movq %r11, %r10 - andq $-32, %r10 - cmpq %r10, %rdi -- jge L(mt16) -+ jae L(mt16) - testq $16, %rdi - jz L(ATR32) - -@@ -325,7 +329,7 @@ L(ATR64main): - movq %r11, %r10 - andq $-32, %r10 - cmpq %r10, %rdi -- jge L(mt16) -+ jae L(mt16) - - L(ATR32res): - movdqa (%rdi,%rsi), %xmm0 |