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import xterm-331-1.el8_3.2

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CentOS Sources 2021-03-30 07:15:03 -04:00 committed by Stepan Oksanichenko
parent 3f24b0cc22
commit bb07d115d8
2 changed files with 67 additions and 1 deletions
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56
SOURCES/xterm-CVE-2021-27135.patch Normal file
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@ -0,0 +1,56 @@
diff --git a/button.c b/button.c
index ac1f742..4e8554d 100644
--- a/button.c
+++ b/button.c
@@ -3802,6 +3802,7 @@ SaltTextAway(XtermWidget xw,
TScreen *screen = TScreenOf(xw);
int i, j = 0;
int eol;
+ size_t have = 0;
Char *line;
Char *lp;
CELL first = *cellc;
@@ -3827,7 +3828,11 @@ SaltTextAway(XtermWidget xw,
/* UTF-8 may require more space */
if_OPT_WIDE_CHARS(screen, {
- j *= 4;
+ if (j > 0) {
+ if (screen->max_combining > 0)
+ j += screen->max_combining;
+ j *= 6;
+ }
});
/* now get some memory to save it in */
@@ -3864,10 +3869,27 @@ SaltTextAway(XtermWidget xw,
}
*lp = '\0'; /* make sure we have end marked */
- TRACE(("Salted TEXT:%d:%s\n", (int) (lp - line),
- visibleChars(line, (unsigned) (lp - line))));
+ have = (size_t) (lp - line);
+ /*
+ * Scanning the buffer twice is unnecessary. Discard unwanted memory if
+ * the estimate is too-far off.
+ */
+ if ((have * 2) < (size_t) j) {
+ Char *next;
+ screen->selection_size = have + 1;
+ next = realloc(line, screen->selection_size);
+ if (next == NULL) {
+ free(line);
+ screen->selection_length = 0;
+ screen->selection_size = 0;
+ }
+ screen->selection_data = next;
+ }
+
+ screen->selection_length = have;
- screen->selection_length = (unsigned long) (lp - line);
+ TRACE(("Salted TEXT:%u:%s\n", (unsigned) have,
+ visibleChars(screen->selection_data, (unsigned) have)));
}
#if OPT_PASTE64

12
SPECS/xterm.spec
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@ -1,7 +1,7 @@
Summary: Terminal emulator for the X Window System Summary: Terminal emulator for the X Window System
Name: xterm Name: xterm
Version: 331 Version: 331
Release: 1%{?dist} Release: 1%{?dist}.2
URL: https://invisible-island.net/xterm URL: https://invisible-island.net/xterm
License: MIT License: MIT
Group: User Interface/X Group: User Interface/X
@ -17,6 +17,7 @@ Source1: ftp://ftp.invisible-island.net/xterm/16colors.txt
Patch1: xterm-resources.patch Patch1: xterm-resources.patch
Patch2: xterm-desktop.patch Patch2: xterm-desktop.patch
Patch3: xterm-man-paths.patch Patch3: xterm-man-paths.patch
Patch4: xterm-CVE-2021-27135.patch
%bcond_with trace %bcond_with trace
@ -40,6 +41,7 @@ indicate the current size of the window from which the command is run.
%patch1 -p1 -b .resources %patch1 -p1 -b .resources
%patch2 -p1 -b .desk %patch2 -p1 -b .desk
%patch3 -p1 -b .man-paths %patch3 -p1 -b .man-paths
%patch4 -p1 -b .CVE-2021-27135
for f in THANKS; do for f in THANKS; do
iconv -f iso8859-1 -t utf8 -o ${f}{_,} && iconv -f iso8859-1 -t utf8 -o ${f}{_,} &&
@ -101,6 +103,14 @@ install -m644 -p xterm.appdata.xml $RPM_BUILD_ROOT%{_datadir}/appdata
%{_mandir}/man1/resize.1* %{_mandir}/man1/resize.1*
%changelog %changelog
* Fri Feb 12 2021 Tomas Korbar <tkorbar@redhat.com> - 331-1.2
- Fix issue found by covcan
- Related: rhbz#1927567
* Thu Feb 11 2021 Tomas Korbar <tkorbar@redhat.com> - 331-1.1
- Backport security fix for CVE-2021-27135
- Resolves: rhbz#1927567
* Thu Mar 29 2018 Miroslav Lichvar <mlichvar@redhat.com> 331-1 * Thu Mar 29 2018 Miroslav Lichvar <mlichvar@redhat.com> 331-1
- update to 331 - update to 331
- add gcc to build requirements - add gcc to build requirements